Look on the bottom edge of your console (next to the USB-C port) or go to System Settings > System > Serial Information .
If you’ve recently dusted off an old Nintendo Switch or picked up a used “V1” model, you’ve probably seen the phrase “Is my Switch patched?” floating around forums like GBAtemp or Reddit. is my switch patched
But let’s get into the why and the how . If you are looking into custom firmware (CFW) or homebrew, knowing your console’s “patch status” is the most important step. In the world of Nintendo Switch hacking, “patched” refers to a hardware fuse modification Nintendo made to the console’s Tegra X1 chip (the brain of the Switch). Look on the bottom edge of your console
Here is the short answer: If you bought it at launch (March 2017), it is likely unpatched. If you are looking into custom firmware (CFW)