ToddAndMargo via users composed on 2025-01-17 22:55 (UTC-0800):
Device Start End Sectors Size Type /dev/sdc1 2048 4095 2048 1M BIOS boot /dev/sdc2 4096 2101247 2097152 1G Linux extended boot /dev/sdc3 2101248 121143295 119042048 56.8G Linux root (x86-64)
This stick is not configured for UEFI booting. Instead of a required EFI System partition (ESP) of 100M or more you have a 1M BIOS boot partition.
# fdisk -l ... Device Start End Sectors Size Type /dev/nvme0n1p1 2048 657407 655360 320M EFI System ...