Unless your TV has 4K, no. The TV will just reduce the upscale baack to 'native resolution'.
And the TV may not even work if the player is outputting 4K.
The TV may not know what to do with the unusual signal, or it may be incapable of dealing with it.
And the TV may not even work if the player is outputting 4K.
The TV may not know what to do with the unusual signal, or it may be incapable of dealing with it.

