Reinstalling the drivers made no difference, but editing the Path variable as you suggested solved the problem instantly. Below is a listing of our top FAQ’s. Thought I had a stuffed USB adaptor. Plug only the disk in, it works. When I cancel the scan box since it isn’t working I get “Cannot communicate with scanner. This had been driving me nuts. Get weekly tips straight from the experts.

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CanoScan 9950F twain

InstantExchange warranty program service is available only during the express limited-warranty period for your Product and canin in the continental United States, Alaska and Hawaii during such period. Edge A white bar will appear at the bottom of your browser window which will contain your download.

High quality printers and faxes for your business. High quality spreads with lay-flat technology. During this process I notice the USB disk had gone missing again.

To start the conversation again, simply ask a new question. Stay connected for easier storage and sharing. Cannon says the scanner doesn’t need a driver, its included in Win This limited warranty shall only apply if the Product is used in conjunction with compatible computers, peripheral equipment and software. You can also click one of these links to search our extensive Knowledge Base or visit the Canon Community Forum. twxin


Thanks for marking this as the answer. Portable, lightweight lenses designed exclusively for EOS M cameras. Scroll down to see your support options.

CanoScan F twain – Microsoft Community

A Canon Customer Care Center or ASF technician will attempt to diagnose the nature of the problem and, if possible, correct it over the telephone. TimeMachine now works fine. Click on the title for more information. Help me choose Help me choose. It is disappointing that the troubleshooter should have missed something so basic – yet so obscure for people not familiar with DOS. Windows 7 IT Pro. Plug only the disk in, it works.

This scanner is claimed to not work with Leopard. Use of parts, media, software or supplies other than those sold by Canon USAincluding non-Canon ink cartridges or refilled ink cartridges, that cause damage to the Product or cause abnormally frequent service calls or service problems.

Plug only the scanner in, it works. Tonight I did a bit of poking around to make sure all the files for the scanner installed in the right places. Sign in to vote.

CanoScan 9950F

Windows now uses WIA for “acquisition” type stuff — i. Was it working before on this same hardware?


I’ve installed the other Canon software from my product, just installed the Windows 7 driver from their site. It won’t work on a 64 bit version of W10 though – I’m pretty sure of that.

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Do you have any performance issues with the scanner? Is your USB3 Intel? Canon scanners can be quite picky about usb3 for instance. Hi, please make sure the driver you have installed is cann with Windows 7, try to reinstall the driver for the scanner: By continuing to browse this site, you agree to this use. Get greater control of business documentation.

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