$ solo version
0.0.30
$ solo key version
4.1.2 locked
$ solo key update
Wrote temporary copy of firmware-4.1.2.json to /var/.../tmpdjdi2c65.json
sha256sums coincide: 22b2efdc75a716641d4555cbeff4d53b026ddf816689ccadf340b3b87634adaa
Switching into bootloader mode...
using signature version >2.5.3
erasing firmware...
updated firmware 100%
time: 14.06 s
bootloader is verifying signature...
...pass!
Congratulations, your key was updated to the latest firmware version: 4.1.2
well, solo, you could have saved time and power...
well, solo, you could have saved time and power...