Acer Aspire ES11 Скачать руководство пользователя

Страница: 59 / 80

Frequently asked questions - 59

• The volume may be muted. Look at the volume control (speaker)

icon in the taskbar. If it is crossed-out, click the icon and deselect the

Mute all

option.

• The volume level may be too low. Check the volume from the

volume control (speaker) icon in the taskbar. You can also use the
volume control buttons to adjust the volume.

• If headphones, earphones or external speakers are connected to

the headphone jack on the computer, the internal speakers
automatically turn off.

The keyboard does not respond.

Try attaching an external keyboard to a USB port on the

computer. If it

works, contact your dealer or an authorized service center as the
internal keyboard cable may be loose.

The printer does not work.

Check the following:
• Make sure that the printer is connected to a power outlet and that it

is turned on.

• Make sure that the printer cable is connected securely to a USB port

and the corresponding port on the printer.

I want to restore my computer to its original settings.

This recovery process helps you restore the C: drive with the original
software content that is installed when you purchased

your computer.

Before performing a restore operation, please check the BIOS
settings.
1. Check to see if

Acer disk-to-disk recovery

is enabled or not.

Note

If your system is the multilingual version, the operating system and language
you choose when you first turn on the system will be the only option for future
recovery operations.

Warning

Your C: drive will be reformatted and all data will be erased. It is
important to back up all data files before using this option.

Содержание Aspire ES11

Страница 1: ... 1 User s Manual ...

Страница 2: ...tion please visit the Acer BYOC website www acer com byoc start Model number _________________________________ Serial number _________________________________ Date of purchase ______________________________ Place of purchase ______________________________ Important This manual contains proprietary information that is protected by copyright laws The information contained in this manual is subject t...

Страница 3: ...able 33 Built in network feature 33 Connecting wirelessly 33 Connecting to a wireless LAN 34 Connecting to a 3G network 34 Using a Bluetooth connection 35 Enabling and disabling Bluetooth 35 Enable Bluetooth and add a device 35 BIOS utility 38 Boot sequence 38 Setting passwords 38 Securing your computer 39 Using a computer security lock 39 Using passwords 39 Entering passwords 40 Power management ...

Страница 4: ...soft ID account 66 How do I add a favorite to Internet Explorer 67 How do I check for Windows updates 67 Where can I get more information 67 Troubleshooting 68 Troubleshooting tips 68 Error messages 68 Internet and online security 70 First steps on the net 70 Protecting your computer 70 Choose an Internet Service Provider 70 Network connections 72 Surf the Net 74 Security 74 ...

Страница 5: ...ing for your computer and your health Where to find the power button ports and connectors Tips and tricks for using the touchpad and keyboard How to create recovery backups Guidelines for connecting to a network and using Bluetooth Information on using Acer s bundled software ...

Страница 6: ...al This guide contains detailed information on such subjects as system utilities data recovery expansion options and troubleshooting In addition it contains general regulations and safety notices for your notebook It is available from the desktop double click the Help icon and click User s Manual in the menu that opens Basic care and tips for using your computer Turning your computer off To turn t...

Страница 7: ... the computer display when you close it Never place the computer on uneven surfaces Taking care of your AC adapter Here are some ways to take care of your AC adapter Do not connect the adapter to any other device Do not step on the power cord or place heavy objects on top of it Carefully route the power cord and any cables away from foot traffic When unplugging the power cord do not pull on the co...

Страница 8: ...computer follow these steps 1 Turn off the computer 2 Disconnect the AC adapter 3 Use a soft moist cloth Do not use liquid or aerosol cleaners If either of the following occurs The computer has been dropped or the body has been damaged The computer does not operate normally See Frequently asked questions on page 63 ...

Страница 9: ...s illustrated in the Setup Guide let us show you around your new Acer computer Screen view Icon Item Description 1 Webcam Web camera for video communication A light next to the webcam indicates that the webcam is active 2 Screen Displays computer output supports multi touch input 1 2 ...

Страница 10: ... keyboard on page 14 Do not use a keyboard protector or similar cover as the keyboard includes ventilation intakes for cooling 3 Touchpad Touch sensitive pointing device The touchpad and selection buttons form a single surface Press down firmly on the touchpad surface to perform a left click Press down firmly on the lower right corner to perform a right click 1 2 3 4 5 ...

Страница 11: ...y given time Information on USB 3 0 USB 3 0 compatible ports are blue Compatible with USB 3 0 and earlier devices For optimal performance use USB 3 0 certified devices Defined by the USB 3 0 specification SuperSpeed USB 4 Power indicator Indicates the computer s power status Battery indicator Indicates battery status Charging The light is amber when the battery is charging Fully charged The light ...

Страница 12: ...table or handle of a locked drawer Insert the lock into the notch and turn the key to secure the lock Keyless models are also available Rear view 1 2 3 4 5 Icon Item Description 1 DC in jack Connects to an AC adapter 2 Ethernet RJ 45 port Connects to an Ethernet 10 100 1000 based network 3 USB port Connects to USB devices 4 USB port Connects to USB devices 5 HDMI port Supports high definition digi...

Страница 13: ...ok tour 13 Base view 2 1 Icon Item Description 1 Battery reset pinhole Simulates removing and reinstalling the battery Insert a paperclip into the hole and press for four seconds 2 Speakers Deliver stereo audio output ...

Страница 14: ...in uppercase Num Lock Fn F11 When Num Lock is on the embedded keypad is in numeric mode The keys function as a calculator complete with the arithmetic operators and Use this mode when you need to do a lot of numeric data entry A better solution would be to connect an external keypad Scroll Lock Fn F12 When Scroll Lock is on the screen moves one line up or down when you press the up or down arrow k...

Страница 15: ... F5 Display toggle Switches display output between the display screen external monitor if connected and both Fn F6 Display off Turns the display screen backlight off to save power Press any key to return Fn F7 Touchpad toggle Turns the built in touchpad on and off Fn F8 Speaker toggle Turns the speakers on and off Fn F11 NumLk Turns the embedded numeric keypad on or off Fn F12 Scr Lk Turns the scr...

Страница 16: ...Description Windows key Pressed alone it returns to the Start screen or to return to the last open app It can also be used with other keys for special functions please check Windows Help Application key This key has the same effect as clicking the right mouse button it opens the application s context menu ...

Страница 17: ...e cursor Single finger press or tap Press the touchpad down or lightly tap the touchpad with your finger to perform a click which will select or start an item Quickly repeat the tap to perform a double tap or double click Two finger press Lightly tap the touchpad with two fingers to perform a right click In the Start screen this will toggle the app commands in most apps this will open a context me...

Страница 18: ...and out of photos maps and documents with a simple finger and thumb gesture The precision touchpad includes added technology features that help recognize and prevent unintentional gestures such as accidental taps gestures and pointer movement Note The touchpad is sensitive to finger movement the lighter the touch the better the response Please keep the touchpad and your fingers dry and clean ...

Страница 19: ...reate a recovery backup The recovery backup includes the entire original contents of your computer s hard drive including Windows and all factory loaded software and drivers Using this backup will restore your computer to the same state as when you purchased it while giving you an option to retain all settings and personal data Note Acer Recovery Management is only available with a pre installed W...

Страница 20: ...nt in the list of apps 2 Click Create Factory Default Backup The Recovery Drive window opens Make sure Copy contents from the recovery partition to the recovery drive is selected This provides the most complete and safest recovery backup 3 Plug in the USB drive then click Next ...

Страница 21: ...our computer If you delete this information you can only use the USB recovery backup to restore your computer if you lose or erase the USB drive you cannot restore your computer 7 Unplug the USB drive and label it clearly Creating a drivers and applications backup To create a Drivers and Applications Backup that contains the factory loaded software and drivers needed by your computer you Important...

Страница 22: ...click Next If you are using a USB drive make sure your USB drive has enough capacity before continuing If using DVDs it will also show the number of blank recordable discs you will need to complete the recovery discs Make sure that you have the required number of identical blank discs 3 Click Start to copy files You will be shown the backup progress on the screen 4 Follow the process until it comp...

Страница 23: ...documentation or support Web site 2 Revert to a previous system condition If reinstalling software or drivers does not help then the problem may be solved by returning your system to a previous state when everything was working correctly For instructions see Returning to an earlier system snapshot on page 26 3 Reset your operating system If nothing else has solved the problem and you want to reset...

Страница 24: ...o reinstall software that did not come pre installed on your computer you need to follow that software s installation instructions New device drivers If you need to reinstall device drivers that did not come pre installed on your computer follow the instructions provided with the device If you are reinstalling using Windows and the recovery information stored on your computer 1 From Start type Rec...

Страница 25: ... reinstalling from a Drivers and Applications Backup on a DVD or USB drive 1 Insert the Drivers and Applications Backup into the disc drive or connect it to a free USB port If you inserted a DVD wait for Acer Resource Center to start If Acer Resource Center does not start automatically press the Windows key E then double click on the optical drive icon If you are using a USB drive press the Window...

Страница 26: ...software problems you can return to one of these restore points to get your system running again Windows automatically creates an additional restore point each day and also each time you install software or device drivers Returning to a restore point 1 From Start type Control Panel and then click Control Panel in the list of apps 2 Click System and Security Action Center then click Recovery at the...

Страница 27: ... run Windows your original hard drive has been completely re formatted or you have installed a replacement hard drive see Recovering from a recovery backup on page 30 Recovering from Windows Start Acer Recovery Management From Start type Recovery and then click Acer Recovery Management in the list of apps Two options are available Restore Factory Settings Reset my PC or Customized Restore Refresh ...

Страница 28: ... choose how to erase your files a Just remove my files quickly erases all files before restoring your computer and takes about 30 minutes b Fully clean the drive completely cleans the drive after each file is erased so no files can be viewed after the recovery Cleaning the drive takes much longer up to 5 hours but is much more secure as old files are completely removed 4 Click Reset Important Rest...

Страница 29: ...ing startup A screen appears asking you to choose the keyboard layout 2 Several options are now presented Click Troubleshoot 3 Click either Refresh your PC or Reset your PC 4 Click Next The process will take several minutes Customized Restore with Acer Recovery Management 1 Click Customized Restore Retain User Data Note Refresh your PC enables you to restore your computer to the default factory co...

Страница 30: ...ur computer 4 If it is not already enabled you must enable the F12 Boot Menu a Press F2 when starting your computer b Use the left or right arrow keys to select the Main menu c Press the down key until F12 Boot Menu is selected press F5 to change this setting to Enabled d Use the left or right arrow keys to select the Exit menu e Depending on the type of BIOS your computer uses select Save Changes...

Страница 31: ...Reset your PC deletes everything on your hard drive then reinstalls Windows and all software and drivers that were pre installed on your system If you can access important files on your hard drive back them up now See Reset your PC from the recovery backup below c Click Refresh your PC to start the refresh process Refresh your PC will attempt to retain your files user data but will reinstall all s...

Страница 32: ...tes b Fully clean the drive completely cleans the drive after each file is erased so no files can be viewed after the recovery Cleaning the drive takes much longer up to 5 hours but is much more secure as old files are completely removed 6 Click Reset 7 After the recovery has finished you can start using your computer by repeating the first start process Refresh your PC from the recovery backup 1 ...

Страница 33: ...ernet using a cable But first an Internet Service Provider ISP usually a phone or cable company will have to go to your home or office to set up Internet service The ISP will install a small box called a router that will allow you to connect to the Internet Once your router is set up all you have to do is plug one end of a network cable into the network port on your computer and the other end into...

Страница 34: ...t typing wireless then select Connect to a network or Change Wi Fi settings Otherwise open Internet Explorer and follow the instructions Connecting to a 3G network If your computer has a SIM slot you can connect to the Internet using a 3G cellular phone network To do this you must have a compatible SIM card and a data contract with your cellular provider Warning Using wireless devices while flying...

Страница 35: ... adapter is available Enable Bluetooth and add a device Every new device must first be paired with your computer s Bluetooth adapter This means it must first be authenticated for security purposes You only need to pair once After that simply turning on the Bluetooth adapter of both devices will connect them Bluetooth on your computer is disabled by default To enable your computer s Bluetooth adapt...

Страница 36: ...ode displayed on your device Select Yes Then accept the pairing from your device Note Some devices using older versions of the Bluetooth technology require both devices to enter a PIN In the case of one of the devices not having any inputs as in a headset the passcode is hardcoded into the device usually 0000 or 1234 Consult your device s user manual for more information ...

Страница 37: ... 37 Keeping your computer and data safe In this section you will find How to secure your computer Setting passwords What you need to prepare when you re traveling How to get the most out of your battery ...

Страница 38: ... it To activate the BIOS utility press Fn 2 during the POST while the computer logo is being displayed Boot sequence To set the boot sequence in the BIOS utility activate the BIOS utility then select Boot from the categories listed on the left of the screen Setting passwords To set a password on boot activate the BIOS utility then select Security from the categories listed on the left of the scree...

Страница 39: ...rom unauthorized access Setting these passwords creates several different levels of protection for your computer and data Supervisor Password prevents unauthorized entry into the BIOS utility Once set you must enter this password to gain access to the BIOS utility See Setting passwords on page 38 User Password secures your computer against unauthorized use Combine the use of this password with pas...

Страница 40: ...ge appears Try again and press Enter When the User Password is set and the password on boot parameter is enabled a prompt appears at boot up Type the User Password and press Enter to use the computer If you enter the password incorrectly a warning message appears Try again and press Enter Important You have three chances to enter a password If you fail to enter the password correctly after three t...

Страница 41: ...ower Disable Fast startup Your computer uses Fast startup to start quickly but also uses a small amount of power to check for signals to start These checks will slowly drain your computer s battery If you prefer to reduce your computer s power requirements and environmental impact turn off Fast startup 1 Open the desktop 2 Click Power Options in the Notification area 3 Select More Power Options 4 ...

Страница 42: ...42 Power management 5 Select Change settings that are currently unavailable 6 Scroll down and disable Turn on fast startup 7 Select Save changes ...

Страница 43: ...ains power outlet You can continue to operate your computer on AC power while your battery is charging However charging the battery with the computer turned off significantly reduces charge time Conditioning a new battery pack Before you use a battery pack for the first time there is a conditioning process that you should follow 1 Connect the AC adapter and fully charge the battery 2 Turn on the c...

Страница 44: ...y the faster it will reach the end of its effective life An embedded battery has a life span of more than 1 000 charge discharge cycles Optimizing battery life Optimizing battery life helps you get the most out of battery operation prolonging the charge recharge cycle and improving recharging efficiency You are advised to follow the suggestions set out below Use AC power whenever possible reservin...

Страница 45: ...portant Connect the AC adapter as soon as possible after the battery low warning appears Data may be lost if the battery is allowed to become fully depleted and the computer shuts down Situation Recommended Action The AC adapter and a power outlet are available 1 Plug the AC adapter into the computer and then connect to the main power supply 2 Save all necessary files 3 Resume work Turn off the co...

Страница 46: ...ternal monitor and other external devices 7 Disconnect the Kensington lock if you are using one to secure the computer Moving around When you are just moving within short distances for example from your office desk to a meeting room Preparing the computer Before moving the computer close and latch the display cover to place it in Sleep mode You can now safely take the computer anywhere you go with...

Страница 47: ... putting the computer in Sleep mode Press Fn F4 or close the display cover whenever you are not actively using the computer Taking the computer home When you are moving from your office to your home or vice versa Preparing the computer After disconnecting the computer from your desktop follow these steps to prepare the computer for the trip home Check that you have removed all media and compact di...

Страница 48: ...omputer to return to room temperature and inspect the screen for condensation before turning on the computer If the temperature change is greater than 10 C 18 F allow the computer to come to room temperature slowly If possible leave the computer for 30 minutes in an environment with a temperature between outside and room temperature Setting up a home office If you frequently work on your computer ...

Страница 49: ...ditional printer driver files if you plan to use another printer Special considerations In addition to the guidelines for taking the computer home follow these guidelines to protect your computer while traveling Always take the computer as carry on luggage If possible have the computer inspected by hand Airport security X ray machines are safe but do not put the computer through a metal detector T...

Страница 50: ...s Follow the same special considerations as when traveling with the computer In addition these tips are useful when traveling internationally When traveling in another country check that the local AC voltage and the AC adapter power cord specifications are compatible If not purchase a power cord that is compatible with the local AC voltage Do not use converter kits sold for appliances to power the...

Страница 51: ... 51 Ports and connectors In this section you will find Information on the ports and connectors fitted to your computer ...

Страница 52: ...ou find you need to use any force to insert the card try reorientating the card slightly 3 Push the card until it clicks into place A few millimetres of the card will extend from beyond the slot If the card contains some files the Windows Auto Play window may appear this depends on the contents of the card and ask you if you wish to use a program to access the contents of the card Select an option...

Страница 53: ...dden icons arrow in the Notification Area next to the clock 2 Click on the Safely Remove Hardware icon 3 Click on Eject SD Card or the name of the device 4 Wait until a Safe to Remove Hardware message is displayed 5 Remove the card Note SDXC memory cards can only be used in an SDXC compatible reader SD and SDHC cards can be used in either type 3 2 1 ...

Страница 54: ...n power to the monitor then the computer 6 Make sure that the current resolution and refresh rate do not exceed the specifications of the monitor If necessary change the display settings used by the computer Headphones and microphone These ports allow you to connect audio devices Use the headphone port to plug in stereo headphones or powered speakers Plugging an audio device to the headphone port ...

Страница 55: ...y compatible digital audio video source such as your computer a set top box DVD player and audio video receiver to any compatible digital audio and or video monitor such as a digital television DTV with a single cable The single cable keeps everything neat and tidy while ensuring easy connection and the best audio and visual quality ...

Страница 56: ...e devices to a single USB port Note Two USB standards are currently available on Acer computers USB 2 0 High speed USB and USB 3 0 SuperSpeed USB USB 2 0 ports on Acer computers have a black tongue in the port while USB 3 0 ports have a blue tongue For best performance USB 3 0 devices should always be plugged into USB 3 0 ports Consult your device s documentation to see which standard it supports ...

Страница 57: ...question In this section you will find Frequently asked questions Tips for using Windows 8 1 Troubleshooting information How to protect yourself while online Where to find Acer service center contact information ...

Страница 58: ...cal drive Remove it and press Ctrl Alt Del to restart the system Do you have a USB storage device USB disk or smartphone plugged into your computer Unplug it and press Ctrl Alt Del to restart the system Nothing appears on the screen The computer s power management system automatically blanks the screen to save power Press any key to turn the display back on If pressing a key does not turn the disp...

Страница 59: ...ose The printer does not work Check the following Make sure that the printer is connected to a power outlet and that it is turned on Make sure that the printer cable is connected securely to a USB port and the corresponding port on the printer I want to restore my computer to its original settings This recovery process helps you restore the C drive with the original software content that is instal...

Страница 60: ...traveling in does not have an Acer authorized ITW service site you can still get in contact with our offices worldwide Please visit www acer com Before you call Please have the following information available when you call Acer for online service and please be at your computer when you call With your support we can reduce the amount of time a call takes and help solve your problems efficiently If ...

Страница 61: ...Clicking it will open Start where you can launch apps How do I see all of my apps Click the arrow icon that appears at the bottom of Start when you move your cursor Can I make the All apps view the default for Start Yes you can just follow these steps 1 Go to the desktop 2 Right click the taskbar and select Properties from the menu that opens 3 From the Navigation tab check Show the Apps view auto...

Страница 62: ...ettings Power and select the action you d like to take Can I just turn off notifications You can turn off notifications during certain hours so that you can leave your computer running but not be disturbed by notifications 1 Move your cursor to the upper right hand corner of the screen and click Settings Change PC settings Search apps Notifications 2 Move the Quiet hours slider to On and select ti...

Страница 63: ...reen 2 Move the slider to On and select if the slideshow should be played while the computer is running on battery power 3 Click Add a folder and open the folder you wish to use your Pictures folder will open by default Click Use this folder OK 4 You can see the list of folders under Add a folder Select a folder name and click Remove to remove the folder from the lock screen slideshow 5 Change the...

Страница 64: ...alf way point of the screen Can I change the screen resolution Move your cursor to the upper right hand corner of the screen and click Search click the text box to open the onscreen keyboard and start typing Control Panel to display the results click Control Panel Adjust screen resolution How do I set the alarm Your computer can act as an alarm clock Start typing Alarms to search for the Alarms ap...

Страница 65: ...e an app appear on Start If you re in All apps and you want to make an app appear on Start Right click a tile to select it and open the Customize menu Click Pin to Start from the menu that appears at the bottom of the screen How do I remove a tile from Start Right click a tile to select it and open the Customize menu Click the tile s you wish to remove and click Unpin from Start from the menu that...

Страница 66: ...han one app at a time 1 Click on a tile to open an app from the Start screen 2 Return to the Start screen and repeat the process 3 Swipe right from the left edge of the screen to display the last app that was opened 4 Swipe right from the left edge of the screen until you see a column divider to display both apps simultaneously Up to three apps may be displayed via three columns at the same time C...

Страница 67: ...er of the screen and click Settings Change PC settings Accounts Connect to a Microsoft account and follow the onscreen instructions How do I add a favorite to Internet Explorer Internet Explorer 10 doesn t have traditional favorites instead you can pin shortcuts to Start Once you have the page open swipe upwards from the bottom edge of the screen to open the menu at the bottom of the screen Click ...

Страница 68: ...ealer Error messages If you receive an error message note the message and take the corrective action The following table lists the error messages in alphabetical order together with the recommended course of action Error messages Corrective action CMOS battery bad Contact your dealer or an authorized service center CMOS checksum error Contact your dealer or an authorized service center Disk boot f...

Страница 69: ...ed service center for assistance Keyboard error or no keyboard connected Contact your dealer or an authorized service center Keyboard interface error Contact your dealer or an authorized service center Memory size mismatch Press F2 during POST to enter the BIOS utility then press Exit in the BIOS utility to reboot Error messages Corrective action ...

Страница 70: ...e Provider ISP which supplies the connection between your computer and the Internet You should research the ISPs available in your region not forgetting to talk to friends and family about their experiences or to check reviews and consumer reports The ISP you select will provide instructions on how to connect to the Internet you may need additional software or a special box that connects to your p...

Страница 71: ...and always on Internet service via a cable television line This service is generally available in large cities You can use your telephone and watch cable TV at the same time you are connected to the Internet 3G WWAN or Wireless Wide Area Network A 3G connection allows you to use cellular networks such as those used by a mobile phone to connect to the Internet while away from home The socket for a ...

Страница 72: ...low you and other users of your home network to share access to files and devices connected to the network for example a printer or scanner Also you can share an internet connection with other computers in your home Installation speed and simplicity Installing a wireless LAN system can be fast and easy and eliminates the need to pull cables through walls and ceilings Components of a wireless LAN T...

Страница 73: ...router 2 Desktop computer 3 Modem 4 Printer 5 Portable computer 6 PDA Smartphone 7 Network cables RJ45 Turning on off a wireless network connection Most computers feature a Wi Fi button that turns the network connection on or off If your computer has wireless access but does not feature a Communication button you may turn your wireless network on or off or control what is shared over the network w...

Страница 74: ...e latest information and downloads Security You are probably eager to explore everything the Internet has to offer In order for you to be safe online Acer has pre installed McAfee Internet Security Suite on your computer McAfee Internet Security Suite runs quietly in the background to block today s complex threats and protect your identity when you shop bank or browse online McAfee Internet Securi...

Страница 75: ...s posing a serious security risk What is malware Malicious software also known as malware is software designed to deliberately harm your computer For example viruses worms and Trojan horses are malicious software To help protect your computer against malware make sure it is using up to date antivirus and anti malware software What is a personal firewall A personal firewall is a software program de...

Страница 76: ...p to date will not protect you from all attacks it makes it much more difficult for hackers to gain access to your system blocks many basic and automated attacks completely and might be enough to discourage less determined attackers so they will give up and look for a more vulnerable computer elsewhere More recent versions of Microsoft Windows and other popular software can be configured to downlo...

Страница 77: ...rotection updates Make sure you Activate it Choose strong passwords and keep them safe Passwords are a fact of life on the Internet today we use them for everything from ordering flowers and online banking to logging into our favorite airline Web site to see how many miles we have accumulated The following tips can help make your online experiences secure Selecting a password that cannot be easily...

Страница 78: ...t open update your security or urge you to provide information immediately or else something bad will happen Don t take the bait Don t respond to email messages that ask for personal information Legitimate companies will not use email messages to ask for your personal information When in doubt contact the company by phone or by typing in the company Web address into your Web browser Don t click on...

Страница 79: ...ly pay for the software or service with money the free software or service you asked for may have been bundled with advertising software adware that tracks your behavior and displays unwanted advertisements You may have to divulge personal information or purchase something else in order to claim your supposed content winnings If an offer looks so good it s hard to believe ask for someone else s op...

Страница 80: ...y patches and program updates that can improve your computing experience and help protect your computer against new viruses and attacks How do I know when my computer is at risk If the Action Center reports an alert or if your computer behaves erratically crashes unexpectedly or if some of your programs do not work correctly your computer may be infected by malicious software However do not blame ...

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