The reason and solution of WIN8 system upgrade win8.1 system failure

At present, Microsoft Open is Win7 system and Win8.1 system users can upgrade free of charge to WIN10 system benefits, so many other systems users want to upgrade to Win7 system and Win8.1 system. Among them, many users who use the WIN8 system want to upgrade to the Win8.1 system, but some users have encountered the problem that can not be updated, this is how to go about?

WIN8 system

Possible causes:

1. Antivirus software (recommended to close or uninstall first);

2. A problem-driven drive;

3. Some external devices that use incompatible Win8.1.

Workaround:

1. First please confirm whether your model supports upgrades to Win8.1.

2. It is recommended that you temporarily remove all non-Lenovo pre-installed external devices, such as mouse, keyboard, printer, camera and so on.

3. It is recommended that you back up important personal files, use a key restore function to restore the computer to the factory state, the operation method please refer.

4. Uninstall software and drivers that may affect updates, such as antivirus software, power management, graphics drivers, and so on.

5. Install all Windows Update Update patches, and then try to update Win8.1 in the application store.

The above is Win8 cannot be updated to Win8.1 reasons and solutions introduced, as long as the solution to anti-virus software, drivers, equipment on the conflict, should be able to upgrade the Win8.1 smoothly.