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1.4 KiB
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14 lines
No EOL
1.4 KiB
Text
In this section, you will enter Safe Mode (a feature available on all 3DS family devices) and navigate to a menu where unSAFE_MODE will be triggered, which will launch you into the boot9strap (custom firmware) installer.
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1. With your device still powered off, hold the following buttons: (Left Shoulder) + (Right Shoulder) + (D-Pad Up) + (A), and while holding these buttons together, power on your device
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+ Keep holding the buttons until the device boots into Safe Mode (a "system update" menu)
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1. Press "OK" to accept the update
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+ There is no update. This is part of the exploit
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1. Press "I accept" to accept the terms and conditions
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1. The update will eventually fail, with the error code `003-1099`. This is intended behaviour
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1. When asked "Would you like to configure Internet settings?", select "Yes"
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1. On the following menu, navigate to `Connection 1` -> `Change Settings` -> `Next Page (right arrow)` -> `Proxy Settings` -> `Detailed Setup` ([image](/images/screenshots/usm/safemode_highlighted.png))
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1. If the exploit was successful, your device will have booted into SafeB9SInstaller
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+ If your device instead freezes on a white screen, hold the POWER button until it turns off, then retry this section
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+ If your device instead freezes on a red screen, you are missing `usm.bin` from the root of your SD card
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+ If you get a different error, [follow this troubleshooting guide](troubleshooting#installing-boot9strap-usm) |