Whenever I insert a painting I can click and tear it off
But don't see.
Does anyone know why that is?
Do you have a texture pack loaded?
Do you have texture packs in there?
Or mods?
No just standard
No standard
Java, Bedrock or Console?
Under "Known Problems" in Minecraft 2.22 you can find: Paintings appear invisible when placed
So it could just be up to Minecraft, even in your version.
XBox Win10 and PS4 has this bug. It will be fixed in the next update (1.16.23)