Step 1: turn it off;
Step 2: Press and hold the power button (power button)+volume button for about ten seconds at the same time to enter the recovery mode;
Step 3: clear the memory data and cache of the device (double clear), click two "erase" options respectively, enter and select "Yes".
",confirm to clear the file;
Step 4: Select the option of "Apply Update from sdcard" and select the downloaded brush machine package;
Step 5: After the brushing is completed. You can choose "Restart System Now" to execute and restart.
Precautions for refreshing and restoring Android devices:
1. Before refreshing or restoring, keep the battery charge of the mobile phone at about 60% to prevent "brick replacement" caused by insufficient battery power supply.
2. Pay attention to backup important files before refreshing or restoring to prevent them from being lost.
3. It is best to put the file on the sd card and select "Apply Update from SD Card" to brush the machine.
4. It takes a long time to start the machine for the first time after the machine is successfully refreshed or restored. Please do not operate the equipment at will before the equipment is initialized.
Use.
Translation of options bar in Android device recovery mode;
Restart the system now? restart the system
Apply sdcard:update.zip Use update.zip in the root directory of SD card to update the system.
Erase data/restore factory settings Erase data partition and restore factory settings.
Erase the cache partition Clear the cache partition.
Install zip from sdcard and select file update system from SDcard.
Apply sdcard:update.zip Use update.zip in the root directory of SD card to update the system.
Select zip from sdcard to select zip format upgrade package from SD card.
Switch signature verification switch signature verification
Switch script assertion switch upgrade script check?
Backup and recovery Backup and recovery
Backup backup
Reduction recovery
Advanced restore advanced recovery
Installation and storage Installation and storage
Mount/System Mount/System Partition (System Partition)
Load/Data Load/Data Partition (Data Partition)
Mount/Cache Mount/Cache Partition (Cache Partition)
Mount /sd-ext Mount /sd-ext partition (A2SD partition)
Format boot format kernel partition
Format system? Format system partition
Format data Format data partition.
Format cache? Format cache partition
Format sdcard? Formatted memory card
Format sd-ext? Format memory card SD
Mount USB storage? Install SD card in USB flash drive mode.
Advanced advanced
Restart recovery restart recovery?
Erase the Dalvik cache and empty the Dalvik cache.
Erase the battery state to clear the battery state.
Report an error. Report an error.
Key position test
Partition SD card partition SD card.
Repair permission repair permission
Brush machine, the technical term of mobile phone, refers to changing or replacing some original languages, pictures, ringtones, software or operating systems of mobile phones through certain methods. Generally speaking, brushing the machine is to reinstall the system for the mobile phone. Brush machine can make the function of mobile phone more perfect and restore the mobile phone to its original state. Under normal circumstances, the Android mobile phone system is damaged, resulting in functional failure or failure to boot, which is generally solved by brushing the machine. Generally, Andriod mobile phone brushes are divided into line brushes, card brushes, soft brushes and factory brushes.
In the past, the brush machine was mostly used for mobile phones. However, with the progress of society and the development of human material civilization, the brush machine is no longer limited to the mobile phone industry. For example, some household electronic products have main control chips. As long as new programs are rewritten into these integrated chips through certain technical means, it can be called a brush machine. The most common ones are home DVD and set-top box, which can make the corresponding electronic products play more functions or make their performance more stable and perfect.