Minecraft Ingame Account Switcher Mod 1.17.1/1.16.5 lets you change your account in-game with out restarting Minecraft.
Tips on how to set up:
- Be sure you have already put in Minecraft Forge.
- Find the minecraft software folder.
- On home windows open Run from the beginning menu, sort %appdata% and click on Run.
- On mac open finder, maintain down ALT and click on Go then Library within the prime menu bar. Open the folder Utility Assist and search for Minecraft.
- Place the mod you could have simply downloaded (.jar file) into the Mods folder.
- While you launch Minecraft and click on the mods button you must now see the mod is put in.