To reinstall PureOS not need boot the phone just putting the L5 on serial mode.
Additionally there is a device that could easy to tell you why is not booting, this device is not released yet but for futures uses: Librem 14 compat USB-Cereal
To reinstall PureOS not need boot the phone just putting the L5 on serial mode.
Additionally there is a device that could easy to tell you why is not booting, this device is not released yet but for futures uses: Librem 14 compat USB-Cereal