Step 1. Get something on the microsoft store that opens rar files for this i will be using 7-Zip File Manager!

Step 2 Go on gamejolt and find a game that is a rar file

Step 3 find one for this i will be using banan, Search for the game

Step 4 Download

Step 5 while it's downloading if you don't have 7-Zip File Manager download it while banan is downloading

Step 6 Once it's finished go to file explorer

Step 7 Once your in file explorer go to "Downloads"

Step 8 Right click on the game

Step 9 Press 7-Zip

Step 10 Extract files

Congrats now you can play!