What to expect from the XA1 hardware
Set up these command-line utilities on your Windows, Mac, or Linux computer to communicate with your phone.
Open a command prompt in the folder where your TWRP file is saved and type: fastboot flash recovery twrp.img sony xperia xa1 custom rom
For seasoned developers only, there was once a method that involved using a PC tool to edit system partitions in a stock firmware ROM. This allowed for the installation of a custom kernel, unlocking more advanced features like a 5G network toggle (likely a software enabler) and Project Treble support. This is considered a very advanced and risky technique that is not recommended for standard users.
Power down the device and boot back into Fastboot Mode (Hold Volume Up + Plug in USB). Run the following command to verify connection: fastboot devices Use code with caution. Flash the recovery file using: fastboot flash recovery twrp-file-name.img Use code with caution. What to expect from the XA1 hardware Set
: Visit the official Sony Bootloader Unlock page to request a unique code using your device's IMEI.
Turn off your phone. Hold the button and connect it to your PC via USB. The notification LED should turn blue, indicating Fastboot mode. This is considered a very advanced and risky
Boot into TWRP recovery by powering off, then holding until the phone vibrates.
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