Guide_3DS/_pages/ca_ES/checking-for-cfw.txt

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title: "Checking for CFW"
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### Required Reading

This is an add-on section to check if your console already has a modern custom firmware.

If your console already has an arm9loaderhax or boot9strap based custom firmware, you will need to follow the instructions indicated to upgrade your setup to a modern one.

If your console has a menuhax based CFW setup, you should [clear Home Menu's extdata](troubleshooting#clear-home-menu-extdata), then follow all instructions on your SysNAND.
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### Instructions

1. Turn off your console
1. Hold the (Select) button
1. Turn on your console while still holding the (Select) button
1. You should now see a configuration menu of some sort

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If your console boots to the normal home menu, return to [Get Started](get-started)
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If you see a Luma3DS version of 7.0.5 or lower, continue to [A9LH to B9S](a9lh-to-b9s)
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If you see a Luma3DS version of 7.1, continue to [Updating B9S](updating-b9s)
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If you see a Luma3DS version of 8.0 or greater, continue to [Restoring CFW](restoring-cfw)
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If you see something not described by the above options, join [Nintendo Homebrew on Discord](https://discord.gg/MWxPgEp) and ask, in English, for help.
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