Related article where you can download up to date version of the tool: https://support.magellanrobotech.com/a/solutions/articles/26000030736


to go and download this tool please copy paste this address onto the machine 

(from your machine wouldn't work, as it contains an exe and mimecast will block it)


I will copy the exe onto one of our servers:


"\\pr-gb-fs-01\IT_Dept\BD uninstaller\BEST_uninstallTool.exe"


and attached to this article


go to:


https://download.bitdefender.com/SMB/Hydra/release/bst_win/uninstallTool/BEST_uninstallTool.exe

and download the tool


1. Run CMD(command prompt) as administrator.

2. Go to uninstall tool folder with below command

3. Run command.

BEST_uninstallTool.exe /bdparams /bruteForce /unsafe



wait for message then reboot

after reboot try and re install and should work.