I can't open powerpoint file created by earlier version of powerpoint (pre 97). Error message says Version incompatibility, incorrect file version. I downloaded LibreOffice because it was supposed to open such files.
Please attach the file.
(In reply to comment #0) > I downloaded LibreOffice because it was supposed to open such files. IIRC openoffice/libreoffice never supported pre 97 files.
*** This bug has been marked as a duplicate of bug 46520 ***