If you wish to move your modding folder (including modpacks and all installed content) to a different location on your system, please follow these steps:

1. Open the app's settings and go to 'Minecraft'
2. Click 'Change' and select the new location for the modding folder:
   
   
   
3. When the following prompt shows up, click 'Yes':
   
   
   
4. That's it! You can go ahead and play your modpacks as usual :)