lightroom combines two pictures or movie and picture, When they have the same name. ik looks like a stack. but it isn't . It works automatically. the question. Is there an option two split them. and see two different previews. instead of one ?
Turn off the option Preferences > Treat JPEG Files Next To Raw Files As Separate Photos. Then in the Folders pane in the left-hand column, right click the folder containing the raw photos or videos in question and select Synchronize Folder. The JPEGs that were formerly treated as sidecars of the raws or videos will now be imported as separate pics.
that works. thank you