I think it might have to do with the new 5. Find out more about Canon Professional Services, including the benefits and how to join. Win 7 Home Premium. New 07 Apr 1. Thank you for posting this fix.

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Thank you kind sir! Thanks for this information. You Jeff are real star: It was great to find this solution on the internet. Page 1 of 2 1 2 Last Jump to page: Below is a listing of our canoscan 4400f twain FAQ’s.

Use the TWAIN scanner plug-in

I’ve wasted a LOT of time trying to figure out why canoscan 4400f twain scanner no longer wants to scan and this fixed it in less than 5 minutes. Worked like a champ. I tried this and it doesn’t work. There are no Recommended Downloads available. Thanks to everyone with their input! Hello Jeff, thank you very much for posting this solution, it worked out fine for me. Can’t understand why it used to work but then decided not to. Now I am knocking my head against the wall ; Everything is ok now.


I did not understand what i was doing, but i followed your instructions and it is working now!!! If the problem cannot be corrected over the telephone, and you elect the InstantExchange option, a reference canoscan 4400f twain will be issued to you. Canoscan 4400f twain with the others, thanks so much!

canoscan 4400f twain I have been using the scanner for several years and have been able to reload it and use it successfully on a new Vista system. Adding the twain path fixed it.

Explore the latest photo tips and techniques. Reinstalling drivers did not work. Went to Control Panel and uninstalled the scanner.

Canon Scanner – Unable to open TWAIN source

You agree to comply with all export laws and restrictions and regulations of the country ies involved, as well as with the U. You would think that Canoscan 4400f twain Drive installation program would just add the correct Environment Path as part of the install canoscan 4400f twain. I’ve used my scanner for years with no problem. Re-installing the programme does not help as I continue to get the same message.


CanoScan 4400F

Thanks man, you are the MAN. Lide 25 users with windows 7. Get greater control of business documentation.

Here’s what I managed to do: It is the first fwain I have been able to use my scanner-to. Thanks from Serbia Thanks a million!! This tip worked for me Win 7 and many thanks. Thank you so so so very much!!!!! Use a canoscan 4400f twain third-party scanning application.

Click the link, select [ Save ], specify ” Save As “, then click [ Save ] to download the file. Tried the path thing to no avail.