As stated on the 'outside', this forum is
For reporting errors or missing information in help files, translations, documentation, etc. for all 2BrightSparks software and the web site.
Note that it states 'help files' - it is not for asking for general help on any other issue - in fact, it even states
Do not post questions here!
If you believe your backup was created by a version of our software, by all means re-post in the appropriate forum (freeware, SE or Pro versions - they all have their own forum). But I have to tell you that none of our software creates .TIB files, and I think you need to go to the authors of the software that does, which I think may be Acronis True Image Backup (but no guarantee)