First, unlock method:
1. You can also use Notepad to edit a text file. When saving the file, use the format xxxxxx.reg
Enter the following in the file:
REGEDIT or REGEDIT4 [HKEY_USERS\\.DEFAULT\\Software\\Microsoft\\windows\\CurrentVersion\\
Policies\\system"DisableRegistryTools"=dWord:00000000]
After saving the file, import it into the registry.
2. Use third-party tools to recover, such as using Super Rabbit Registry Magic.
Second, HTM file unpacking registry