Please click ' Accept as Solution' if you feel my post solved your issue, it will help others find the solution. If the solution provided worked for you, please mark accepted solution for this post. Install the latest version of PSDR 5.0.2 using this link. Try uninstalling the print and scan doctor from your PC and install the latest version of print and scan doctor and check if it helps. Windows 10 won't allow installation from my old HP 8600 installation disk so I need an alternative but I cannot find this anywhere. If the issue still persists after trying out the steps. Where can I find and download HPSCAN.EXE This is the program that allows me to scan searchable text PDF's from my 8600 printer. This should allow you to run the Print and Scan Doctor and resolve your issues. If you are still unable to open the Print and Scan Doctor, click on the Processes tab and do the same with anything that has HP in the name. Press Ctrl, Alt, and Del on your keyboard at the same time.Ĭlick on the Print and Scan Doctor listed. Please provide the printer model to assist you better.Īs you mentioned you have issues opening print and scan doctor on your PC.įirst, to close your other instance of the Print and Scan Doctor: I understand you are getting error Another instance of this application is already running when you open the print and scan doctor on your PC.ĭid you make any software or hardware changes to your printer or PC? Hey there! Thanks for stopping by the HP Support Forums!

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