However, after opening the menu for driver installation for the ' S1Boot Fastboot' device, I chose ' Let me pick from a list of available drives on my computer' and instead of ' have a disk. I was not able to use the 'sa0114adb.inf' file the way suggested by Jolla in steps 2.9 to 2.12.

I already loaded the 'android_winusb.inf' as suggested by Sony and the 'sa0114adb.inf' file following the link in Jolla's instructions. I had no luck following Jolla's instructions or Sony's instructions. Some attempts later, I found 'S1Boot fastboot' under 'USB devices' - I don't know why.Ī right click on 'S1Boot Fastboot' will open the menu for driver installation. For me, it initially showed up in 'other devices' with a warning sign because of a missing driver. Look where the 'S1Boot Fastboot' device shows up in you device manager. Try to follow Jolla's instructions but if that doesn't work try instead of steps 2.9 to 2.12 of Jolla's instructions: Should you have this problem, this is what helped me eventually: I also tried to disable driver signature enforcement to thus instal the driver suggested by Sony but that was impossible due to the secure start guidelinesĮDIT: GOOD NEWS! Here is the solution that finaly worked for me: Then, I tried the driver linked to in Jolla's intructions found in the 'Xperix X Driver' folder, closly following Jolla's instructions - but no luck. I was unable to install the fastboot driver under Windows 10.įirst, I tried the driver suggested in Sony's unlocking-instructions but run into a hash value error.

Fastboot not working windows 10