Preserve UV's in Blender 2.9

Hello guys! Does somebody know how to preserve uv's in blender 2.9? In previouse versiones it was in the u  menu under unwrap or something like this. But now i can't find it :( 

  • spikeyxxx replied

    What is preserve uv's? Never heard of it. I also can't find it in previous versions. It's not under U > Unwrap, at least not under that name...If I knew what it was, I could probably find it  in 2.9.