If this problem happen, try to do the soft reset or reboot to delete temporary data or cache in SONY XPERIA U ST25i. If the problem still happen, then we have to do hard reset for SONY XPERIA U ST25i. #Option 1, Hard Reset SONY XPERIA U ST25i with Software Menu : Make sure the battery is charge properly; Turn on SONY XPERIA U ST25i
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PIN - input 4 or more numbers. Password - enter 4 or more signs. You can also use biometric methods such as: Fingerprint - use fingerprint scanning to unlock the SONY Xperia E3 D2203. Face recognition – try to use face ID unlock by the front camera. Iris or intelligent Scan – you may try advanced security methods, available on selected devices. Sony Xperia Hard Reset Code *#*#7378423#*#* The hard reset code for Sony Xperia devices is *#*#7378423#*#*. The code can be used for factory resetting the device that will also remove all the phone data. Steps on how to factory reset Sony Xperia with hard reset code. Step 1. On your Sony Xperia phone, open the Emergency call keyboard and enter SONY; Hard reset Xperia 1 Hard reset Xperia XZ3 Hard reset Xperia Z5 Hard reset Xperia XZ2 Hard reset Xperia XA1 Hard reset Xperia XA2 Hard reset Xperia 10 Hard reset Xperia 1 II Hard reset Xperia 5 Hard reset Xperia XZ1 Compact more .