FIX: Cannot Import .REG file. Not all data was successfully written to the registry (Solved)

Last updated on October 19th, 2020

If you try to import a registry (.reg) file and you receive the error "Registry Editor: Cannot Import .reg file. Not all data was successfully written to the registry. Some keys are open by the system or other process, or you have insufficient privileges to perform this operation", then continue reading this tutorial to resolve the problem.

Cannot Import to Registry. Not all data was successfully written to the registry

 

How to FIX: Unable to Merge Registry File Due to Insufficient Privileges in Windows 10/8/7 OS.

The Registry Editor error "Cannot Import REG file…some keys are open by the system or other process, or you have insufficient privileges to perform this operation", appears because you try to modify a system-protected registry key. To bypass this problem, follow one of the methods below.*

* Notes:
1.
Always back up the Registry before making any changes to it.
2. To bypass the "Access Denied" problem when modifying/editing the registry read these tutorials:

Method 1. Import the Registry File in Safe Mode.

The first and easiest method to bypass the "insufficient permissions" problem in the registry editor, is to import the registry (.reg) file in Windows Safe Mode.To do that:

1. Press Windows image  + R keys to load the Run dialog box.
2. Type msconfig and press Enter.

 

image

3. Click the Boot tab and then check the Safe Boot option.
4. Click OK and restart your computer.

 

windows-8-safe-mode_thumb[2]

 

5. In Safe Mode, double click at the registry (.reg) file to merge it into the Registry, or import the .reg file from the Registry Editor's File menu -> Import.

6. When done, open the System Configuration utility again and uncheck the "Safe Boot" option to boot to Windows normally.

 

Method 2. Import Registry (.reg) file with Registrar Registry Manager.

The second method to bypass the "Cannot import registry file" problem, is to use the Registrar Registry Manager tools. The Registrar Registry Manager is an advanced and complete suite of tools that allows you to safely maintain your local registry as well as the registries on the systems of your network.

To import a .reg file with the Registrar Registry Manager:

1. Download and install the Registrar Registry Manager  from here.
2. When the installation is complete, open the program and click Home Edition.

FIX: Cannot Import Registry

 

3. In Registrar Registry Manager, under the 'Registry' window, click the File menu & select Import.

Registrar Registry Manager

 

4. Select the Registry file, you want to import and click Open.

That's it! Which method worked for you?
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