Flash firmware on Wammy Passion Z
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How to flash Wammy Passion Z?
Why reinstall the firmware?
Errors periodically appear in the Android operating system.
Some applications stop opening.
Many programs from the Play Market do not work.
The phone restarts or shuts down randomly.
The phone began to work slowly.
You have decided to try a different version of Android.
Where can I find the firmware?
On the official website of the manufacturer.
On sites where third-party developers post custom operating systems.
What should be done before installing the firmware?
Create a backup copy of user data, contacts and photos and transfer it to your computer.
Insert SD card. An SD card is needed to write firmware to it.
Find out the exact model of your smartphone.
Fully charge your device's battery.
Download archive with Firmware. Place it on the SD card.
Installing TWRP Recovery
Install the Official TWRP App from the Play Store on your phone.
When you start the application for the first time, you must agree to install a new firmware and all the risks associated with this, as well as agree to grant the application Superuser rights and click the 'OK' button.
In the next screen, select the item 'TWRP FLASH' and provide the application with root-rights.
On the main screen of the application, click on the 'Select Device' drop-down list, and select your phone model.
After selecting the phone, the application will redirect the user to a web page to download the modified recovery environment image file. Download the proposed *.img file.
When the download is finished, you need to return to the main screen of the Official TWRP App and click on the 'Select a file to flash' button. Select the file downloaded in the previous step.
Press the 'FLASH TO RECOVERY' button and confirm your choice.
When the message 'Flash Completed Succsessfuly!' appears on the screen. Click the 'OK' button. The TWRP installation procedure is now complete.
Transfer the necessary files to the SD memory card. Using a PC or laptop card reader, it will be much faster.
Insert a memory card into your phone.
To reboot into recovery, you need to use a special item in the Official TWRP App menu, accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. Open the menu and select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button.
Firmware via TWRP
Before flashing, you need to delete all user data from the phone, this will avoid many problems. press 'WIPE' on the home screen.
Press the 'Install' button to start the flashing.
The file selection screen is displayed. At the very top is the 'Storage' button, select the location where the firmware file is located.
Select the storage to which the files were copied.
Select the firmware file and click on it. A screen opens with a warning about possible negative consequences, you need to check the item 'Zip signature verification', which will avoid using corrupted files when writing to the phone's memory sections.
The procedure for flashing the phone will begin, accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.
After completing the installation procedure, a 'Successful' message appears on the screen.
Summary: Operating system: Android v4.2.1 (Jelly Bean); Sim slots: Dual SIM; Network: 3G: Available, 2G: Available; Display type: IPS LCD; Screen to body ratio: 71.1 %; Pixel density: 441 ppi; Screen size: 5 inches (12.7 cm); Screen resolution: Full HD (1080 x 1920 pixels); Touch screen: Yes Capacitive Touchscreen, Multi-touch; Fm radio: Yes; Audio jack: 3.5 mm; Camera features: Digital Zoom; Image resolution: 4000 x 3000 Pixels; Sensor: Back-illuminated sensor (BSI); Resolution: 2 MP Front Camera; Flash: Yes; Video recording: 1920x1080; Internal memory: 4 GB; Expandable memory: Yes Up to 64 GB; Sensors: Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope; Chipset: ...
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