The three methods of unlocking the Windows registry are

First, the unlocking method:

1. You can also edit a text file with Notepad, and save the file with the format xxxxxx.reg
in the file, enter the following:

save the file, into the registry.
2. Use third-party tools to recover, such as using Super Rabbit Registry Magic.
two, HTM file to unlock the registry

saved as an HTML file, open it.
Third, the use of system policy editor
In Windows 2000/XP/2003, we can click “ start → run & rdquo;, enter “Gpedit.msc” then enter, open “ Group Policy”. Then, expand “user configuration →management template →system”, double-click "and block access to the registry editing tool" in the right window, select "ldquo; disabled" in the pop-up window, “ After confirming & rdquo; then exit “group policy”, you can unlock the registry. Unlock method:
1. You can edit a text file with Notepad, save the file when xxxxxx.reg
entered in the file using the following format: After

save the file, import the registry .
2. Use third-party tools to recover, such as using Super Rabbit Registry Magic.