Solution for Premiere pro 2020 laggy playback, stutter

[#1]

1. Clear all cache files!

2 . Go to preferences - audio hardware - default input - set to No Input!

3. Go to file - project setings - general - renderer - set - mercury playback engine software only!

4. Hit (press) play ( space) let Premire pro play file 1 min - go to project settings again and press

mercyry playback engine CUDA or Open Cl , and lagg will gone!

[#2]

1. Clear all cache files!

2 . Go to preferences - audio hardware - default input - set to No Input!

3. Go to file - project setings - general - renderer - set - mercury playback engine software only!

4. Hit (press) play ( space) let Premire pro play file 1 min - go to project settings again and press

mercyry playback engine CUDA or Open Cl , and lagg will gone!