Here's a video showing a glitch I've noticed when using the Export As function in Photoshop. I can confirm that it happens with both JPEGs and PNG files. It does not happen if you use Save As.
I was using v23.3.2, but just updated to 23.4.1 and the issue is still occuring.
System Specs:
Windows 10 64-bit
Ryzen 3950X
RTX3080
64GB DDR4
2TB NVME for projects, numerous backup and storage drives