1. Put the unencrypted install.esd file (or install.wim file) in a directory on the non-system disk (must use a directory with all English and no spaces), here it is assumed that the install.esd file is placed in "D" :\Recovery\" directory.
2. Run the command prompt as an administrator and run the following command.
DISM /Get-WimInfo /WimFile:"D:\Recovery\install.esd"
D:\Recovery\install.esd Work around according to the directory where the ESD is stored
3. If you see four images, run this command again
REAGENTC /setosimage /path D:\Recovery\ /index 4
D:\Recovery\ According to the different directories stored in ESD, you can work
around it if you only see one image, then run the following command, the same D:\Recovery\ stored according to ESD 4. Run REAGENTC /info to see if it is successful. 5.
Now you can press Win+C to enter Settings->Update and Recovery->Restore and refresh it again The system is OK. If a new version of the system is released in the future, just run steps 1~5 again. If the system is broken, run the general step 5 to refresh the system. Installing windows is as easy as flashing your phone system.