Unlock xperia tipo bootloader
Unlock xperia tipo bootloader
- First, you should confirm that it is possible to unlock the boot loader of your phone by checking the service menu. In your phone, open the dialler and enter *#*#7378423#*#* to access the service menu.
- In your phone, tap Service info > Configuration > Rooting Status. IfBootloader unlock allowed says Yes, then you can continue with the next step. If it says No, or if the status is missing, your device cannot be unlocked.
- On your computer, click Continue at the bottom of this page to start the unlock boot loader process.
- Read through the information in the pop up window and click Yes, I�m sure, if you are still confident you want to unlock the boot loader.
- Read through and accept the legal terms. Click I Accept.
- Enter your name, a valid email adress and the first 14 digits of your phone�s IMEI or MEID number (remove the last digit if necessary). Click Submit. You can view the IMEI or MEID number by entering *#06# on your phone.
- The unlock boot boot loader key will be sent to your email. Save it for later use.
- Download and install the latest Android SDK fromdeveloper.android.com.
- Download and unzip this file. This is the standard android_winusb.inf-file, with a few lines of code added to enable Fastboot to support Sony and Sony Ericsson devices. Make sure you are running Google USB Driver package revision 4 or higher in your Android SDK. You can see current Google USB Driver package revision in the SDK Manager.
- Place the unzipped file in the usb_driver folder, located in the Android SDK > extras > google folder on your computer. Accept to replace the old android_winusb.inf-file with the new file. If you cant find the usb_driver folder, please install the Google USB Driver Packager using the Android SDK manager.
- Turn off your phone.
- On your phone, push and hold the Fastboot button at the same time as you connect the phone to the computer with a USB-cable. The Fastboot button may differ between different phone models. See theFastboot buttons page for more information on what button use on your phone.
- On your computer, you will be asked for drivers. Point to the usb_driver folder where you placed the android_winusb.inf-file, and select the Android Boot loader Interface-file.
- Open a command window and go to the tools folder within the Android SDK folder.
- Enter fastboot.exe -i 0x0fce getvar version, and verify that you get a response back (for example "0.3"). This means your phone is connected properly.
- Warning! If you perform this step, you will unlock the boot loader. This may void your warranty and/or any warranty from your operator. If you still want to unlock the boot loader of your phone, enterfastboot.exe -i 0x0fce oem unlock 0xKEY, where KEY is the unlock boot loader key you got in the beginning of this instruction. The boot loader should now be successfully unlocked.
Known issues
- Some customers with unlocked boot loaders have experienced problems when they are accepting over the air upgrades (FOTA - Firmware upgrade Over The Air). For customers that have unlocked the boot loader, please do not accept any over the air upgrades
Source : SonyMobile