File extension CTT (.CTT) information

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Windows cannot open CTT files?

If Windows is unable to open file extension .CTT you may have registry related errors or may not have the appropriate program installed. We strongly recommend that you run a free registry scan.

Appropriate program:

The .CTT file extension is associated with Windows Live messenger. Backups of a user's contact list are exported as CTT files. To open .CTT files properly you will need to use Windows Live messenger, however you will be able to view the general content of the files using a text editor.. Incorrect associations are the cause of many file extension errors. Scan your system to prevent, identify and repair CTT file extension association errors.

Recommendations for file extension CTT users:

General information

Common errors/





File extension CTT scan

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You are currently viewing the detail page for CTT file extension. This page contains a detailed description of the CTT file type, software tools to help resolve file association errors in the Windows registry together with relevant system utility applications and other related information.
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