My reply before coffee
Absolutely … Install fastboot drivers.
… and
made me think of
- Caution: The default adb installation on OS like Ubuntu can be outdated and can cause errors. We would recommend that linux distribution users ensure they use the installation process given here … and
- is “add the path to your PC configuration” done correctly … from
- Installing adb and fastboot on a Linux PC
EDIT … but, to satisfy yourself and especially when asking for help always
fastboot devices
at any change you make and show the result if / when you ask again.
However you did manage to unlock … please confirm this
In light of
You also say
Well which … or both (??) … it will help if you show your actual output.
I would suggest that it is not a good way forward to attempt to start the script again if you cannot immediately before get the device to self identify with
fastboot devices
You might possibly have a variation of this Flashing script wrongfully claims the phone is still locked - #15 by Maryn which was part of my thinking behind having adb / fastboot correctly installed.