Quick Reset or R to Reset functionality is a standard and essential feature of any modern obby. Players of any device and input type should be able to access it. On PC, this regularly comes in the form of pressing the R key to quickly return to your checkpoint/spawnpoint/etc.

There are many ways to do this in your own obby.

Drop-in model

Using this free model from the Roblox Creator Store, you can insert the script and place it under StarterPlayer > StarterPlayerScripts.