
35
11.3
System Upgrade
Note: Before upgrading, ensure the MID electrical quantity maintains more than 30%
for the upgrade completion. In addition, you also need to back up your important
information, such as applications and e-mails.
Upgrade steps:
1.
Copy the needed system upgrade files to the TF root or to the RAR, which is named as
update.zip
in NAND storages.
Note: the file name must be the mentioned one, if not, please manually change to this
name.
2.
Click
Settings
.
3.
Click
About Tablet PC
.
4.
Click
Install system update
.
5.
Click
From External Storage
.
6.
The update confirmation window will pop up and then click
Install now
.
7.
The system will automatically reboot and enter into the upgrade mode, and then the
upgrade progress bar pops up.
8.
Wait for the system upgrade completion and automatic restart.
Fig.11-1
12
Troubleshooting
1.
slow initial boot for MID
After s ystem upgr ade of M ID, i nitial boot ne eds i nstallation of t he pr e-installed
software applications, and for about 2-3 minutes, it runs faster.
2.
Poor 3G network signal for MID