Recommended Emulators:

• Yuzu, you can obtain the emulator here (pre-nuke files).
• Ryujinx (fork version for Ryujinx) or the original emulator files pre-nuke.

You will need "prod.keys" file and system firmware files, both from version 19.0.0. These files can be downloaded directly by clicking the respective links.
For Yuzu, place the "prod.keys" file in the "keys" folder inside the emulator's configuration directory.
For Ryujinx, place the "prod.keys" file in the "system" folder within the emulator's configuration directory.
If firmware installation is needed:

• For Yuzu: Copy the firmware files to "nand\system\Contents\registered" in the emulator's configuration directory.
• For Ryujinx: Use the menu option Tools > Install Firmware.