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Flash firmware on Panasonic P88

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How to flash Panasonic P88 ?


Why reinstall the firmware?

Errors constantly appear in the Android OS.

Some installed applications stop opening.

Many applications from the Play Market do not start.

The phone restarts or shuts down randomly.

The phone began to work slowly.

You are not satisfied with the possibilities of the stock firmware.





Where can I find the firmware?

On the phone manufacturer's website.

On Internet resources where users post custom or official OS.


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.

Determine your smartphone model.

Fully charge your phone. If the battery runs out during boot, the device will no longer turn on.

Download archive with Firmware.





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.

Going to the next screen, select the item 'TWRP FLASH' and provide the application with root-rights.

TWRP

On the main screen of the application, click 'Select Device', and select your phone model.

After selecting a device, the program redirects the user to a web page to download the corresponding image file of the modified recovery environment. Download the suggested *.img file.

After downloading the image file, return to the main screen of the Official TWRP App and press the 'Select a file to flash' button. Then we tell the program the path where the file loaded in the previous step is located.

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.

Copy the necessary files to the SD memory card. Using a PC or laptop card reader.

Insert a memory card into your phone.

To reboot into recovery, you need to enter the menu accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. Select 'Reboot' and then click on the 'REBOOT RECOVERY' button.





Firmware via TWRP

TWRP

Before flashing, you need to delete all user data from the phone, this will avoid many problems. press 'WIPE' on the home screen.

You can start flashing. Click the 'Install' button.


TWRP

The file selection screen appears. At the very top there is a 'Storage' button for selecting an SD card.

Select the location where you copied the files.



TWRP

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 the firmware installation procedure is completed, the 'Successful' message appears on the screen.





Summary: Operating system: Android OS, v6.0 (Marshmallow); Chipset: -; CPU: Quad-core 1.25 GHz; GPU: -; Sensors: Accelerometer, proximity; Messaging: SMS(threaded view), MMS, Email, Push Mail, IM; Browser: HTML5; Radio: Yes; GPS: Yes, with A-GPS; Java: No; Colors: Gold, Charcoal Grey; More Feature: -; Display size: 5.3 inches, 720 x 1280 pixels (~277 ppi); Display type: IPS LCD capacitive touchscreen, 16M colors; Multitouch: Yes; Protection: Asahi Dragontrail Glass; Memory card: MicroSD, up to 256 GB; Memory internal: 16 GB, 2 GB RAM; GPRS: Yes; EDGE: Yes; Bluetooth: v4.0, A2DP; USB: microUSB v2.0; WLAN: Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot; Speed: HSPA, LTE Cat4 150/50 Mb ...

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