Steps

Start the console in CFW mode

1. Remove the right joycon
2. Put the JIG (piece behind the RCM) on the right joycon
3. Put the RCM under the console
4. /!\ Check that it is in AMS mode, so that the LED flashes blue (a quick press is enough)
5. Hold the "Volume +" button, then add the "Power" button to hold and wait for the blue LED to light up on the RCM Loader to remove it
6. Then "Launch" > "CFW - emuMMC"

Start homebrew in full mode and not Applet mode (therefore with limited RAM)

1. Hold R while launching any game and the red Applet Mode will disappear on the next launch

Launch a game unmodified (without using the romfs folder)

1. Close the game, then restart it by holding L until the splash screen appears

Open the Tesla menu

1. Press L + R + DDOWN + RS at the same time

Backup all games at once in Checkpoint

1. /!\ Checkpoint needs all RAM, therefore Full mode
2. "Hold Y" to select all
3. "Press L" to save everything

Install an NX Theme

1. Launch HBmenu, then click "NX Theme Installer" > "Themes" to choose your theme
2. /!\ It will probably take a reboot to work after installing it

Install an HBmenu Theme

1. /!\ Should be placed in "/config\nx-hbmenu/themes/"
2. > Launch HBmenu, then click "(-) select" to choose your theme

Install a game

1. Turn off the console
2. Put the microSD on the PC
3. Copy and paste your XCI/NSP into the "xci" folder
4. Put the microSD back into the Switch
5. Launch Tinfoil
6. Go to the folder "/sdmc/xci/"
7. Click on the desired game
8. Enable "Delete After" + "Include All DLC" + "Include Lastest Update"
9. Click on "Install" and wait for the installation time