check disabled registry in group policy editor

Have your registry disabled, there are many methods to open disabled registry, but this time we talk about group policy editor, the procedure as follows.

• Click start and run
• Type gpedit.msc and press enter
• Go to the each of following location

User Configuration
Administrative Templates
System

• In the Settings Window, find the option for "Prevent Access to Registry Editing Tools" and double-click on it to change
• Select Disabled or Not Configured and choose OK
• Close the Group Policy Editor and restart your computer
• Now try opening registry editor again