A qmr file extension is related to the OzWin and used for its quickscan history files.
QMR file extension - OzWin quickscan history
What is qmr file? How to open qmr files?
File type specification:
The qmr file extension is associated with the OzWin, a client program form Microsoft Windows which was used to connect to the CompuServe Information Service.
The qmr file contains quickscan history data.
This qmr file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.