This guide will show you how to set up A Smaller Emunand (Switch/Switch Oled).
1- You will need to create a backup file for all folders on your Switch on the PC. For this, put your Switch Sd card into your PC and then copy all the folders in it and paste them into any PC folder.
2- After that, reboot the switch by clicking on the reboot boot at the bottom.
3- It will take you to the original firmware and check to see if you have got anything installed on your main system.
4- Click on the Tool button at the Switch screen and select Partition SD card. It will bring you to the partition manager, where you can manage the Sd card storage.
5- Click on the Next setup button at the bottom of the screen if a warning message pops up, then again click on start.
6- After that, go back to the home page of your switch and launch EMUMMC. It will take you to the EMUMMC manage page, click on create EMUMMC button and then select SD card Partition.
7- Select the Part 1 option, and it will start creating a new SD card Partition EMUMMC. At last launch the EMUMMC.