How To Uninstall Previous Version Of Universal Image Mounter

Scenario

Having previously installed Paragon Software product, you’re trying to install Backup & Recovery 16 or Hard Disk Manager 15 SP5, but cannot proceed with installation – an error pops up:

The Universal Image Mounter (UIM) is installed and cannot be proceeded. Please uninstall the product with UIM before.

According to this error you need to uninstall all products that contain UIM. However, in case you want to install Backup & Recovery 16 or Hard Disk Manager 15 SP5 and to keep the previously installed products, please follow the solution mentioned below:

Solution

Remove UIM manually.

Right-click on Start button and open Device Manager:
Delete all devices related to “Universal Image Mounter”, including drivers:
Do not restart your computer when prompted:
Boot into safe mode, as described here
Delete (Shift+Delete) “uim“ subfolder from the installed product folder:
Delete (Shift+Delete) “uim*“ files from C:\Windows\System32\drivers folder:
Delete the corresponding subfolders from C:\Windows\System32\DriverStore\FileRepository folder:
Please also launch Registry Editor (regedit) and remove this key: HKEY_LOCAL_MACHINE\System\CurrentControlSet\Enum\Root\UIM
Reboot your PC and see if the installation of current Paragon Software product will be successful