소개

How to change the firmware with Sony PC Companion if you forgot your Password, PIN, Pattern, Screen Lock.

PC Companion will install the latest firmware on your phone and will reset it to the Factory setting.

You can use this technique also if your device not boot properly.

!!! This will erase all your personal data!!!

If your device is connected to the internet and you have an installed Google account on it, look at this manual:

Android Device Manager - Bypass Screen Lock on any Android Device


Please SUBSCRIBE to my channel ツ

동영상 개요

  1. Search and download Sony PC Companion. Direct link:  Sony PC Companion Direct link:  Sony PC Companion
  2. Install Sony PC Companion in your PC. Install Sony PC Companion in your PC.
    • Install Sony PC Companion in your PC.

  3. Connect your laptop to power supply since the update of your phone will take some time. Now choose "repair my phone / tablet". By this way you can fully erase your phone and remove any security password, PIN etc., or change firmware if your phone have OS problem and can't be powered on correctly. This is your last warning about losing your personal data.
    • Connect your laptop to power supply since the update of your phone will take some time.

    • Now choose "repair my phone / tablet". By this way you can fully erase your phone and remove any security password, PIN etc., or change firmware if your phone have OS problem and can't be powered on correctly.

    • This is your last warning about losing your personal data.

  4. US$100 이상 또는 Pro Tech Toolkit을 포함한 모든 주문의 배송은 무료입니다!

    상점 둘러보기
  5. PC Companion will download some files to prepare your PC for software update. Your phone / tablet must be at last 80% for the update to proceed safely!
    • PC Companion will download some files to prepare your PC for software update.

    • Your phone / tablet must be at last 80% for the update to proceed safely!

  6. Select the model of your phone. You should not confuse the model. You should not confuse the model.
    • Select the model of your phone.

    • You should not confuse the model.

  7. The USB cable must be connected only to the PC. Turn off the phone. Press and hold the Volume Down button while plugging the cable into your phone.
    • The USB cable must be connected only to the PC.

    • Turn off the phone.

    • Press and hold the Volume Down button while plugging the cable into your phone.

    • Once connected, PC Companion will download necessary firmware and will upload it to your phone.

  8. Your PC must recognize your phone like SOMC Flash Device. If you have a problem with drivers (your PC can't recognize your phone), search in the internet for "S1Boot Fastboot" drivers or use the link below. '''Android WinUSB drivers'''
    • Your PC must recognize your phone like SOMC Flash Device.

    • If you have a problem with drivers (your PC can't recognize your phone), search in the internet for "S1Boot Fastboot" drivers or use the link below.

    • '''Android WinUSB drivers'''

  9. When PC Companion finished with update process, disconnect the phone and switch it on. Now your phone is in factory condition, with erased custom data and without password protection. .
    • When PC Companion finished with update process, disconnect the phone and switch it on.

    • Now your phone is in factory condition, with erased custom data and without password protection.

    • .

    • Did you do it successfully?

    • Please SUBSCRIBE to my channel ツ

결론

To reassemble your device, follow these instructions in reverse order.

다른 104명이 해당 안내서를 완성하였습니다.

ZFix

회원 가입일: 2013년 12월 09일

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안내서 304개 작성하였습니다

Master Techs Master Techs 회원

Community

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안내서 800개 작성하였습니다

thanks so much. btw if it says you should unlock first, just press emergency calls and it accepts it

Godstime Osarobo - 답글

my xperia ( LT22i ) is not listed

abdul azeem - 답글

there is an error every time i try to use pc companion

error code: uegetphoneinfofailure

leo leo - 답글

there are an error

I can't download the upgrade on my phone

arnold - 답글

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