HOWTO: Manually uninstalling the Zetadocs PDF printer Print ZTN4057 ID: ZTN4057 This Zetadocs technical note applies to: Zetadocs PDF, all versions Summary There may be certain situations where the Zetadocs PDF printer cannot be uninstalled through standard procedures. In this case, a manual uninstall may be required in order to remove the printer drivers from the system. More information The following steps should be taken to remove the Zetadocs PDF printer: Delete the Zetadocs PDF printer from the printers list in Windows. Stop the print spooler service (in a command prompt window, type in the following command: net stop “Print Spooler”) Delete the following files if they exist: In C:\Windows\System32\ BiImgUser.dll BuEAppNT.exe BuEMonNT.dll BuEResNT.dll BuERmvNT.dll JPEG32.dll TIFF32.dll In C:\Windows\System32\ BuEDRVNT.dll BuEiniNT.ini BuEResNT.dll BuEUifNT.dll JPEG32.dll TIFF32.DLL In C:\Windows\System32\spool\drivers\w32x86\3\ BuEDRVNT.dll BuEiniNT.ini BuEResNT.dll BuEUifNT.dll JPEG32.dll TIFF32.DLL In C:\Windows\System32\prtprocs\w32x86\ BuEProNT.dll Delete any registry keys found under: HKEY_LOCAL_MACHINE\Software\Blackice Software, Inc.\EMFNT\ Uninstall Zetadocs PDF Printer from Programs and Features. Reboot the machine. Note: If you are unable to complete step 5, please use the Microsoft Program Install and Uninstall troubleshooter to complete this step. The tool can be downloaded from here: Fix problems that block programs from being installed or removed (support.microsoft.com) Last updated: 27th June 2023 (MS)