There appear to be plenty of pics, though he doesn’t use the Oval Office like Trump did. Just a quick search shows images of him meeting Justin Trudeau in mid Nov, Boris Johnson in Sep, and several other recent photo ops.
Biden is not capable of holding numerous meetings and events on a daily basis, unlike Trump who thrived in a chaotically fast pace with a constant stream of visits and meetings in the Oval Office.
Trump — true energetic, results-oriented, impatient CEO / POTUS
Biden — lazy, corrupt, grifter and con man