Lenovo ThinkPad X390, Hardware Maintenance Manual, Page: 37 / 108

Chapter 4. Related service information
This chapter presents following information:
• “Recovery information” on page 31
• “Passwords” on page 33
• “Power management” on page 35
• “Symptom-to-FRU index” on page 36
Service Web site: When the latest maintenance diskette and the system program service diskette become
available, they will be posted on https://support.lenovo.com .
Recovery information
This chapter provides information about the Windows recovery solutions on the Windows 10 operating
system.
Resetting your computer
If your computer does not perform well, you might consider resetting your computer. In the resetting
process, you can choose to keep your files or remove them, and then reinstall the Windows operating
system.
To reset your computer, do the following:
Note: The items in the graphical user interface (GUI) might change without notice.
1. Open the Start menu, and then click Settings ➙ Update & security ➙ Recovery .
2. In the Reset this PC section, click Get started .
3. Follow the instructions on the screen to reset your computer.
Using advanced startup options
The advanced startup options enable you to do the following:
• Change the firmware settings of the computer
• Change the startup settings of the Windows operating system
• Start the computer from an external device
• Restore the Windows operating system from a system image
To use advanced startup options, do the following:
Note: The items in the graphical user interface (GUI) might change without notice.
1. Open the Start menu, and then click Settings ➙ Update & security ➙ Recovery .
2. In the Advanced startup section, click Restart now
➙
Troubleshoot
➙
Advanced options .
3. Select a startup option you want, and then follow the instructions on the screen.
Recovering your operating system if Windows 10 fails to start
The Windows recovery environment on your computer operates independently from the Windows 10
operating system. It enables you to recover or repair the operating system even if the Windows 10 operating
system fails to start.
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