If the installer hangs, you may need to install the MainConcept codecs separately or skip them entirely during a "Custom Install." If you plan on editing DV AVI files (the standard of that era), you will need to ensure your system has the DV codecs installed. Windows 7 usually handles DV AVI files natively, which is a lifesaver.
Instead of fighting with Premiere 6.5 on an unsupported OS, consider:
Comments Section * Kichigai. • 7y ago. Top 1% Commenter. Adobe only allows you to download the latest version and the one previous... Reddit System requirements | Master Collection - Adobe Help Center Windows * Intel Pentium 4 (1.4-GHz processor for DV; 3.4-GHz processor for HDV), Intel Centrino, Intel Xeon (dual 2.8 GHz-processo... Adobe Help Center Adobe Premiere Pro CC for Windows 7 | Community Mar 7, 2022 —
was designed for the Windows 98/2000/XP era. On a 64-bit version of Windows 7, you are essentially asking the OS to translate legacy instructions through the WOW64 (Windows-on-Windows 64-bit) subsystem. While the software can run, common issues include: