Win8.1 System Click the Upgrade Win10 button appears flash back how to solve?
The method is as follows:
1, uninstall all anti-virus software and management software.
2, delete all files in the C:windowssoftwaredistributiondownload and Datastore folders, and then manually check for updates.
If not, you can upgrade manually:
Uninstall all anti-virus software and management software, go to Microsoft official website upgrade:
3, click "Upgrade Now", download upgrade software, run will be upgraded to your system.