Tested it, works for me. You might want to check your plugins and see if you have Ren'Py 8.2.1 instead of 7.7.1
Renpy moved to Python 3 last year and it works a bit different. It's not a newer version of the launcher, but rather a different one.
Ren'Py 7.x.y supports Python 2
Ren'Py 8.x.y supports Python 3