-
Install Tampermonkey
For Chrome: https://chrome.google.com/webstore/detail/dhdgffkkebhmkfjojejmpbldmpobfkfo
For Microsoft Edge: https://microsoftedge.microsoft.com/addons/detail/iikmkjmpaadaobahmlepeloendndfphd
For Firefox: https://addons.mozilla.org/en-US/firefox/addon/tampermonkey/
-
Install this userscript: https://github.com/f2face/showroom-userscript/raw/main/fullscreen-pip.user.js
-
Click Install button.
✅ Done