FIX : “An Error Is Preventing This Key From Being Opened” For Registry Editor In Windows 10 1.Download PsExec tool by Sysinternals. DOWNLOAD LINK 2. right click -> Extract Alloption. 3. Copy all the content inside this folder to C:\Windows\System32 folder. 4. Right click Start Button and select Command Prompt (Admin). Type this command and press Enter key: psexec -i -d -s c:\windows\regedit.exe This will launch Registry Editor with system account and...

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