What should I do if the Win10 10122 preview upgrade fails to be stuck at 18%?

  

Windows 10 Build 10122 has begun to push users to the Fast Ring on a large scale, but after all, it is a preview version. It is normal to have problems, including failures when upgrading. Many users said that they couldn't move when they updated to about 18%, and eventually had to roll back to the old version. This problem is most noticeable on Surface Pro 3, and Surface Pro 2 will also be affected, but it may also appear on the PC.

In this regard, Gabriel Aul, the internal supervisor of Windows Insider, gave a solution. In the "Run" dialog box (Win+R), enter "CMD" to open the command line window. Then output and execute the following command:

rundll32.exe pnpclean.dll, RunDLL_PnpClean /DRIVERS /MAXCLEAN

Gabriel Aul also revealed that according to preliminary data, there are about 1.2% of Windows Insider users coming out This problem is at least a few thousand.

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