reimport functionality work?

i have tried to use the "reimport" function to reimport textures and models and it doesn't seem to work.

let's say i have a texture in my assets of a unity project. i work on that texture in photoshop and resave it (same relative path) and then 'reimport' in unity, expecting to see the new texture and...nothing happens.

does 'reimport' work and if so, how do i use it?

i am left with deleting the asset and 'importing new asset' again which is fine but 'reimport' would be nice if i...

reimport functionality work?