If you have a short clip (under 8MB in size) you can attach it here using this button
That way, other members can examine it and let you know what needs to happen to allow PD to edit it.
It would help to know which version of PD you're using and also to see the DxDiag test results as spelled out in the << READ ME >> post at the top of the forum index page. That's the best way to tell if your system is configured properly.
YouTube/optodata
DS365 | Win11 Pro | Ryzen 9 3950X | RTX 4070 Ti | 32GB RAM | 10TB SSDs | 5K+4K HDR monitors
Canon Vixia GX10 (4K 60p) | HF G30 (HD 60p) | Yi Action+ 4K | 360Fly 4K 360°