https://documentation.n-able.com/remote-management/troubleshooting/Content/kb/Take-Control-N-able-How-to-clean-install-the-agent.htm

Some of these steps may apply to other MaxRM components.

In the following instructions, substitute C:\Program Files (x86) if the target system is 64bit.

1. From services.msc, stop Advanced Monitoring Agent service
2. From Task Manager, show All Processes for All Users
3. Stop all Advance.tmp and Advance*32 processes
4. Delete Advanced.tmp (or just Advanced) from C:\Program Files and C:\Program Files (x86)
5. Edit settings.ini
   1. Open Notepad as Administrator
   2. Browse to: C:\Program Files\Advanced Monitoring Agent (GP if Group Policy)
   3. Open settings.ini
   4. Change drop-down from *.txt to All Files
   5. Find [TAKECONTROL]
   6. Change REINSTALL_REQUIRED=0 to REINSTALL_REQUIRED=1
   7. Change INSTALL_ERROR_COUNT=3 to INSTALL_ERROR_COUNT=0
   8. Save Settings.ini
6. Restart Advanced Monitoring Agent service

1. Uninstall any/all copies of TeamViewer from the target system
   1. This can be done with 'Add/Remove Programs'
2. From the MaxRM Dashboard, disable Take Control on the device
   1. Double click the device
   2. Select Remote Access
   3. Change Setting: to Off
   4. Select OK
3. Monitor the Summary tab to see when Take Control changes from Active to Not Installed
   • If you have access to the device, you can speed up this process by opening up the Advanced Monitoring Agent console and selecting 'Re-run checks' against the 24×7 or Daily safety checks.
4. Verify neither TeamViewer nor Take Control Viewer is listed under Add/Remove Programs
5. Delete takecontrol_xx_setup.exe from machine:
   • 32 bit: C:\Program Files\Advanced Monitoring Agent\featureres
   • 64 bit: C:\Program Files (x86)\Advanced Monitoring Agent\featureres
6. Delete registry folders:
   • hkcu/software/teamviewer
   • hklm/software/teamviewer
   • hkcu/software/TakeControl
   • hklm/software/TakeControl
   • hkcu/software/Wow6432node/teamviewer
   • hklm/software/Wow6432node/teamviewer
   • hkcu/software/Wow6432node/TakeControl
   • hklm/software/Wow6432node/TakeControl
7. From the MaxRM Dashboard re-enable Take Control on the device
   1. Double click the name of the device
   2. Select Remote Access > change Setting: to Use Policy Setting (On) or On and select OK
8. Monitor the Summary tab to see when Take Control changes from Not Installed to Active
   • If you have access to the device, you can speed up this process by opening up the Advanced Monitoring Agent console and selecting 'Re-run checks' against the 24×7 or Daily safety checks.