Jetson Software (Jetpack) update

https://wiki.seeedstudio.com/reComputer_J4012_Flash_Jetpack/

o get into Recovery Mode (for flashing):

1. Command Line (if already booted): If the Jetson is running Linux, you can use sudo reboot forced-recovery on the Jetson itself.

2. Check lsusb: After entering recovery mode, run lsusb on your host PC, and you should see a different ID (e.g., 0955:7c18 for TX2), indicating it's in flash mode.