- Title: OPPO R821T
- Listed: 02/28/2014 2:39 am
- ROM Version: ROM Android 4.2.2
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ROM Mobile OPPO R821T – ROM Android 4.2.2
Official Rom OPPO R821T version: R821T_11_131105
No Gapps – No Rooted
Language support: EN/CN
1 the official zip format firmware into the phone comes with storage inside the home directory
Phone completely off state, press and hold the volume down + power button about 8 seconds (the phone will automatically enter the official recovery mode)
3 Select Clear data / restore factory settings, clear your cache and determine (commonly known as the Shuangqing boot key is to determine the volume keys up and down). This step will clear the data in the phone, remember to back up!
4. Choose to manually select the installation package, find zip format official firmware brush into can
2 Brush tutorial (OTA)
(Download the latest version of the firmware upgrade package into the phone comes with storage space home directory – [the figure above the red rectangular box firmware package put position, if placed in other folders below, you can not find the firmware upgrade package], click the local upgrade can)
Attention! The 0123 version of the children's shoes, the upgrade will clear the data by this method, remember to make a backup!
※Please make a backup of your device before installing or updating ROM