[aaron42195]

Originally Posted by Renate

Flash and try

C:\temp\platform-tools-latest-windows\platform-tools>fastboot flash boot C:\temp\bootmod54\bootmod.img
Sending 'boot' (13612 KB)                          OKAY [  0.042s]
Writing 'boot'                                     OKAY [  0.055s]
Finished. Total time: 0.119s

C:\temp\platform-tools-latest-windows\platform-tools>fastboot reboot
Rebooting                                          OKAY [  0.001s]
Finished. Total time: 0.003s

C:\temp\platform-tools-latest-windows\platform-tools>adb shell
adb.exe: device unauthorized.
This adb server's $ADB_VENDOR_KEYS is not set
Try 'adb kill-server' if that seems wrong.
Otherwise check for a confirmation dialog on your device.

unauthorized