Network disconnection before installing Windows 8.1 !!!
To install Windows 8.1 x64 in an x86 winpe environment:
1. format the disk's first primary partition, drive C, and extract x64 ISO to other partitions;
2. Copy boot/EFI/bootmgr. EFI from ISO to the C root directory;
Create the Sources folder under the C-drive root directory and copy sources \ Boot. Wim from the ISO source to it.
3rd, run the following command using x86bootsect.exe: bootsect.exe/nt60 C:/MBR
4. After restarting, go to the Windows 8.1 x64 installation page and select "repair computer" to go to cmd.
Install sources \ setup.exe After decompressing ISO!
Install. NET Framework 3.5
Dism/online/enable-feature/featurename: netfx3/All/limitaccess/Source: D: \ sources \ sxs
Install msoffice 2013 and then kms.
Modify the location of the document folder
Right-click to enable bitlocker.
Reg Delete HKLM \ SOFTWARE \ Classes \ drive \ shell \ Encrypt-BDE/F
Reg Delete HKLM \ SOFTWARE \ Classes \ drive \ shell \ Encrypt-BDE-elev/F
Adjust Visual Effects
Win + x open the control panel, disable Built-in anti-virus, firewall, and automatic update. Do not change the System Service Startup type.
Input Method/default program/folder option/gpedit. MSC/Start8/IE