Remove the Shift4In4mAgent Windows Service

Description: Learn to stop the service when deleting the C:\Shift4\Shift4 Command Center folder does not resolve the issue.

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1. Stop the Service
   1. Open Services:
      • Press Win + R, type services.msc, and press Enter.
   2. Locate Shift4In4mAgent in the list.
   3. Right-click it and select Stop.
2. Disable the Service
   1. In the Services window, right-click on Shift4In4mAgent.
   2.  Select Properties.
   3. Under the Startup type dropdown, select Disabled.
   4. Select Apply and then OK.
3. Uninstall the Service
   1. Open Command Prompt as Administrator:
      • Press Win + X and select Command Prompt (Admin) or Windows Terminal (Admin).
   2. Type the following command to delete the service:
      cmd
      Copy code
      sc delete Shift4In4mAgent
   3. Press Enter. You should see a confirmation message.
4. Delete Related Files and Folders (Optional)
   1. Navigate to the service's installation folder, often found in:
      • C:\ProgramData\Shift4.In4m\
      • C:\Program Files\Shift4.In4m\
   2. Delete any leftover files and folders.
5. Registry Backup Process (Before Editing)
   Before making any registry changes, it’s crucial to back up the registry to prevent system issues:
   1. Open Registry Editor:
      • Press Win + R, type regedit, and press Enter.
   2. Backup Entire Registry:
      1. In the Registry Editor, select File > Export.
      2. Choose a location to save the backup file (e.g., Desktop).
      3. Under Export range, select All.
      4. Name the file (e.g., FullRegistryBackup) and select Save.
   3. 3. Backup Specific Key (Optional):
      1. Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Shift4In4mAgent.
      2. Right-click on the Shift4In4mAgent key and select Export.
      3. Save this backup file separately.
         Tip: To restore the registry, double-click the exported .reg file and follow the prompts.
6. Registry Edit (Only if Approved by PSE)
   After backing up the registry:
   1. Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Shift4In4mAgent.
   2. If approved, delete the Shift4In4mAgent key by right-clicking it and selecting Delete.
7. Restart Your Computer
   Reboot to ensure the service is fully removed and no longer active.