Plugin that adds option to export asset thumbnail to texture on right click. Tweakable settings for path to save is configurable in project settings, so is the generated suffix and options to set a black background or translucent background.
Supports UE5.3
First video tutorial for checkboard background at : https://youtu.be/whRejmFlPdk?si=HHCWWW22_cHCjxH0 Second video tutorial for transparent and custom thumbnail background at : https://youtu.be/j8C4YvPKx-E?si=CDMS54LPOJzdZw_B