Files that contain the .v2 file extension are usually associated with the Microsoft Live Messenger IM application. Users can use this IM application to "chat" online in real time with their online contacts. Using this application, users can also share video and pictures with their online contacts and can integrate the program with social networks that they may belong to.
The V2 files can contain data files and event logs for the Live Messenger application. These are generic data files that are used by the Live Messenger IM application. The V2 files that are used by this program are normally stored in a text-based file format.
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