For The Planet Crafter players, this guide will show you your save file locatio, so you can rename it, let’s check it out.
Where to find your save file and rename it (Windows)
Step 2: Go to This PC
Step 3: Local Disk (C:)
Step 4: Users

Step 5: Your user name
Step 6: AppData
Step 7: LocalLow
Step 8: MijuGames
Step 9: Planet Crafter
Step 10: Right click Survival-# (#=any number like 1 2 3 ect.) click rename and name it what you want.
File path: ThisPC>C:>Users>Username>AppData>LocalLow>MijuGames>Planet Crafter