I try to find "Trinket_Rebug_Joycon.uf2" file to enable SWITCHBOOT mode but links I found are disabled...
@mattytrog
Do you have alternative link for me ?
EDIT: OK, I have found available links from your GitHub's page : https://github.com/mattytrog/SWITCHBOOT_UF2_BOOTLOADERS/tree/master/Joycon...