Install the Quick Boot (Reboot) app from Play Store on your Xperia M | Play store link →. Open the app and grant Root Access. Select ‘ Recovery ‘ from the list of options and it’ll boot your device into recovery mode. That’s all. Let us know in the comments below if you need any other help, we’d be happy to help. Switch On your Sony mobile, by holding the power button. Now Tap the Setting’s icon from your home screen. After that, find the Reset option. From the list, tap on Reset network settings. Next, select your sim and tab on Reset settings. Again, tap on the option Reset Settings. Go to XperiFirm, 4. Select SONY Xperia M C1904 model, 5. Now choose exact Xperia M C1904 model from step No. 1. 6. Select firmware by country that you need. (unbranded firmware you can recognize by name CUSTOMIZED_CE1 or CUSTOMIZED_SG they come with all language packages from around the world) Change/ Repair/ Update Firmware in Sony Xperia phones. 1. First of all, we need to find out the exact phone model that we've got. This can be done by entering IMEI number on IMEI.info; also, you can find it in Xperia 5 II phone menu as shown below. or from the label which can be found next to the phone sim/memory card slot. 2. .

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