This Program is Blocked by Group Policy Error {Solved}

The user of a computer may often find that a program or application fails to open. Also, a message is displayed on the screen saying “This program is blocked by group policy. For more information, contact your system administrator“. Group policy is a Windows feature for a network administrator.

It is used to implement user, networking and security policies on all devices of a computer network. This feature may block a program or application if the device’s Software Restriction Policy is somehow enabled. This can happen due to a number of reasons. The user may have allowed the Software Restriction Policy in the past. It could have also been done by another user, a third-party program or malware.

Contents

• 1 How to Fix This Program is Blocked by Group Policy in Windows 10
  • 1.1 Solution 1: Disable the Software Restriction Policy
  • 1.2 Solution 2: Delete Any or All Configured Group Policies Using the Registry Editor
  • 1.3 Solution 3: Disable Symantec Endpoint Protection’s program-blocking feature
• 2 Conclusion

How to Fix This Program is Blocked by Group Policy in Windows 10

Whatever be the cause, we have solutions. There are various techniques to fix this error. Following are some of the ways to solve This Program is Blocked by Group Policy error in Windows 10:

Solution 1: Disable the Software Restriction Policy

The Software Restriction Policy can be disabled by running a Command Prompt with the following command:

REG ADD HKLM\SOFTWARE\Policies\Microsoft\Windows\Safer\Codeldentifiers\ /v DefaultLevel /t REG_DWORD /d 0x00040000 /f

This command can be run by directly accessing Command Prompt (Admin). Just press the Windows key + X. Then type it there. It can also be run by creating a BAT file. Following are the steps to run a command to disable the Software Restriction Policy through a BAT file:

Step 1: Open Notepad. Now, copy-paste the given command.

Step 2: Go to the “Save as” option. After that, select “All Files” in the file type category.

Step 3: Give any name to the file. Just remember adding .bat after it.

Step 4: Save the BAT file.

Step 5: Then go to the file and double-click it to run.

Step 6: The BAT file will run the command. It will complete it within seconds.

Step 7: Once it is done, restart the computer.

Running a Command Prompt through a batch (.bat) file is a faster process. It is faster than manually typing the command in Command Prompt. Either way, the problem at hand may be dealt with.

Solution 2: Delete Any or All Configured Group Policies Using the Registry Editor

The Software Restriction Policy is configured on a network. Its registry values are present in the registries of all computers on the network. The policy can thus be disabled through the Registry Editor of the computer. Just delete the specific registry keys. The process is as follows:

Step 1: Open the Run dialog. Press Windows key + R.

Step 2: Type Regedit. Then, press “Enter”.

Step 3: The Registry Editor window will open. Navigate in the left pane to the registry keys to be deleted.

Step 4: First, navigate to HKEY_LOCAL_MACHINE /Software/Policies/Microsoft. Then right-click on Microsoft sub-key in the left panel. Lastly, click on “Delete”.

Step 5: Then navigate to HKEY_CURRENT_USER/Software/Policies/Microsoft. Now, delete the Microsoft sub-key in the same way.

Step 6: Next, navigate to the below address and then, delete the sub-keys “Group Policy Objects” and “Policies” under CurrentVersion.

HKEY_CURRENT_USER/Software/Microsoft/Windows/CurrentVersion

Step 7: Close the Registry Editor. Then reboot the computer. Finally, check if the This Program is Blocked by Group Policy error is gone.

Solution 3: Disable Symantec Endpoint Protection’s program-blocking feature

Users who have installed Symantec Endpoint Protection may face the error “This program is blocked by group policy” if its feature of blocking programs on removable drives enabled. This feature can be disabled through the following steps:

Step 1: Launch the Symantec Endpoint Protection Manager.

Step 2: Go to Application. Then open Device Control.

Step 3: To go to the list of Application control policies. Select “Application Control” in the left menu of the window.

Step 4: Now, look at the box next to the policy “Block programs from running from removable drives”. If it is checked, uncheck it to disable this policy. If it isn’t checked from before, the reason for the error is something else. In this case, try the other techniques.

Step 5: Save the changes and close the Symantec Endpoint Protection Manager.

Step 6: Restart the computer and check if the This Program is Blocked by Group Policy error has been solved.

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Conclusion

These are some simple measures which one can take to tackle the error message “This program is blocked by group policy”. If the problem is due to a suspected malware attack, scanning and cleaning the computer is also an option. There are various scanning and malware-removing programs.

They can be downloaded and installed from online, like CCleaner, Malwarebytes, and RKill. However, the methods mentioned above are recommended, as anyone of them may suffice in fixing the error.