Flash firmware on Energizer E242s
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How to flash Energizer E242s?
Why reinstall the firmware?
Errors in the operation of the Android OS begin to appear.
Some installed applications do not open.
Some applications from the Play Market do not start.
The phone shuts down and restarts for no apparent reason.
The phone started to work slowly.
You want to update your firmware.
Where can I find the firmware?
On the official Internet resource of the phone manufacturer.
On sites where users post custom or official OS.
What should be done before installing the firmware?
Back up your contacts and user data and transfer it to another medium.
Insert SD card. An SD card is needed to write firmware to it.
Remember your smartphone model.
Fully charge your phone battery.
Find and download the archive with Firmware. And place it on the SD card.
Installing TWRP Recovery
Download the Official TWRP App to your phone from the Play Market. And install this app.
When you start the application for the first time, you must agree to install the firmware, as well as agree to grant the application Superuser rights and click the 'OK' button.
After moving to the next screen, select the 'TWRP FLASH' item and provide the application with root rights.
On the main screen of the application, select 'Select Device', and find your phone model.
After selecting a device, the application will direct the user to a web page to download the appropriate modified recovery environment image file. Download the suggested *.img file.
After downloading the image file, go 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.
After adding the image file to the program, click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK'.
When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure is now complete.
Copy the firmware and other necessary files to the SD card.
Insert a memory card into the 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. We open the menu, select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button. The phone will reboot into the recovery environment automatically.
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.
Now you can start flashing. Press the 'Install' button.
The file selection screen appears. At the very top there is a 'Storage' button for selecting an SD card.
Select the location where the files were copied.
Find the file we need and click on it. A screen opens with a warning about possible negative consequences, as well as the item 'Zip signature verification'. This item should be checked by placing a cross in the check-box, which will avoid using damaged 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.
The completion of the firmware installation procedure is indicated by the inscription 'Successful'.
Summary: Operating system: KaiOS; Processor: Quad-core 1.5 GHz; Chipset: Mediatek MT6739; Internal memory: 4GB 512MB RAM; External memory: microSDHC; GPU: PowerVR GE8100; Type: TFT LCD; Size: 2.4" inc; Resolution: 240 x 320 px; Display colors: 256K; Screen area: 17.8 cm2; Screen format: 4:3 (height:width); Screen to body ratio: 25.4%; PPI /points per inch/: 167 PPI; Touchscreen: capacitive touchscreen; Network: GSM / HSPA / LTE; Network: 2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 3G - HSDPA 850 / 900 / 2100 4G - 1, 3, 7, 8, 20, 28, 38, 40, 41 ; NFC: No; Edge: Yes; Bluetooth: 4.2, A2DP, LE; SIM card: Dual SIM (Micro-SIM, dual stand-by); GPRS: Yes; GPS: Yes, with A-GPS; Wi-Fi: ...
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