XnView Software

Thanks for you input marsh.

I guess i'll go back to my initial plan... hand picked the images that needs to rotate and send them to rotate by EXIF - out of 10k photos...
The select all + batch processing/rotate by EXIF is good for majority, but it's doing extra things that I preferred not to.

Thanks for the response and clearing up doubts on this.

This triggers a question from me (apologies if this is not the right place to ask).

I actually wanted to perform batch lossless rotation based on EXIF orientation.

I know this can achieved using the Batch Processing mode. However, what ...

I'm running XnView 1.98 (English) on Windows XP - when i'm in the browser mode, I tried to right click -> Sort by -> Orientation.

I can see the images order did changed - but not in the expected order (orientation).

Double checked the EXIF data, the pictures do have have different EXIF orientation ...