Advance Startup
1. Restart while holding shift
2. CMD shutdown.exe /r /o
3. Hard shutdown with power button 3 times (if won't boot)
4. Boot USB install & choose "repair you computer"
5. In settings:
>In Windows 11, go to Start > Settings > System > Recovery. Next to Advanced startup, click Restart now.
>In Windows 10, go to Start > Settings > Update & Security > Recovery. Under the Advanced startup section, click Restart.
Depending on screen > troubleshoot > advanced options
Here you see System Restore, etc
If you choose command prompt
Bootrec /fixmbr
Bootrec /fixboot
bcdedit /export C:\bcdbackup
attrib C:\boot\bcd -h -r -s
ren c:\boot cd bcd.old
Bootrec /rebuildbcd
If nothing else works copy the regback files to c:\windows\system32\config
While in the regback folder copy *.* .. and the files will be copied to the above directory.
Should back up the config files before doing this.
cd \windows\system32\config
MD backup
copy *.* backup
