/Users/[Username]/Documents/Adobe/Premiere Pro/[Version]/Adobe Premiere Pro Auto-Save . 2. How to Verify or Change the Auto-Save Path
By default, Premiere Pro stores autosaved projects in a subfolder named located next to the original project file. premiere pro autosave folder location
Adobe Premiere Pro typically stores its backups in one of two places depending on your initial project setup: premiere pro autosave folder location
Premiere Pro's autosave files are stored in the designated autosave folder with a .prv extension. These files can be managed by: premiere pro autosave folder location
C:\Users\[Username]\Documents\Adobe\Premiere Pro\[Version]\Adobe Premiere Pro Auto-Save .