This is a common crash on startup. It is usually fixed by updating your firewall settings to allow Premiere Pro to communicate with its own internal processes.
Adobe revolutionized its editing platform with the CS6 release, focusing on speed and stability.
CS6 was designed before modern GPUs existed. You must manually tweak settings to unlock its full power. Enabling the Mercury Playback Engine
: While CS6 can edit 4K, its playback engine is optimized for 1080p. High bit-rate 4K files will cause severe lagging. The Transcoding Solution
I can provide tailored configuration steps based on your answers. Share public link
Once installed, the base version (6.0.0) might suffer from bugs that were patched later. You need to update the software to its final, most stable iteration: . If the internal Adobe Updater fails due to decommissioned servers, manually download the official 6.0.5 update patches from archived, verified Adobe repositories. Solving Modern Compatibility Issues