#Universal twain driver windows 7 64 bit pro
On my PC I have my HP scanner's twain file located in:Ĭ:\Program Files\Hewlett-Packard\Precisionscan Pro 3.1\TwainCtrl.ocx Check each files 'Properties' and if has theīrand of your scanner (Epson, Cannon, HP, Etc) identified as theĬompany/brand, those files can be safely deleted. The one "not to delete" is named: wiatwain.dsĪny additional files in this folder were most likely created when you NOTE: In the C:\WINDOWS\twain_32 folder you may have Note: In the list of files that Search has found you can ignore any Then delete these files and the associated folders.
#Universal twain driver windows 7 64 bit install
That you install the software before connecting the scanner or printer/scanner.ġ) Disconnect the multi-function printer or scanner.Ģ) Uninstall the printer/scanner software and twain drivers usingģ) Look/search for folders associated with your printer/scanner model thatĬontain 'Twain' files, if the folder(s) still exist after the uninstall,
Most scanners or multi purpose printers require That the printer may work but scanner function will not. Installed the printer drivers/software, the chances are very high If you connected the multi-function printer/scanner to your PC and then Note that some of the steps/information I allready posted but I'll post the I've posted it below in case you're interested but proceed with caustion. I do have a Windows XP roceedure that usually fixes this type of issue but have yet to try it on Windows 7. If Irfanview failed that mean you're "Twain" drivers are the problem.