Since official servers are down, you can manually add DLC quests by placing the extdata folder into your SD card and using the Checkpoint app to "Restore selected save".
Use FBI to install .cia files directly to your home screen. Monster Hunter 4 Ultimate 3DS Decrypted (EUR/US...
It is highly recommended to install the v1.1 update (available for both EUR and USA regions). In Citra, go to File > Install CIA... and select the update file. Since official servers are down, you can manually
In the emulator settings, enable "Circle Pad Pro" to use your right analog stick for camera control, which is essential for modern play. For Modded 3DS: Since official servers are down