Flash firmware on Tecmobile Sync 5.5
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How to flash Tecmobile Sync 5.5?
Why reinstall the firmware?
Errors in the Android OS start to appear regularly.
Apps won't open.
Many programs from the Play Market do not work.
The phone restarts or shuts down by itself.
The phone slows down a lot during operation.
You want to update the firmware, as it does not suit you in terms of functionality.
Where can I find the firmware?
On the website of your phone manufacturer.
On sites where developers post custom or official OS.
What should be done before installing the firmware?
Create a backup copy of all personal information: contacts, photos and transfer it to another computer.
Insert an SD card into the gadget. It must have enough memory for the firmware.
Find information about your smartphone model.
Fully charge your device. If the battery runs out during the firmware, the device will no longer turn on.
Download archive with Firmware. 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.
At the first start, you need to give consent to future manipulations, as well as consent to granting the Superuser rights to the application. Check the checkboxes and press the 'OK' button.
On the next screen, you need to select the 'TWRP FLASH' item and give the application root-rights.
On the main screen of the application, click 'Select Device', and find your phone model.
After selecting the phone, the program will redirect the user to a web page to download the corresponding image file of the modified recovery environment. Download the proposed *.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. Select the file downloaded in the previous step.
Now press the 'FLASH TO RECOVERY' button and confirm your choice, press 'OK'.
The recording process is very fast, and upon completion, the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete.
Write the firmware to the SD card. Using a PC or laptop card reader.
Insert a SD memory card into the 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 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, it is recommended to clear the 'Cache' and 'Data' sections. This will delete all user data from the device, but avoid a wide range of software errors and other problems. You must press 'WIPE' on the main screen.
Now you can start flashing. Click the 'Install' button.
On the file selection screen, at the very top there is a 'Storage' button for selecting an SD card.
Select the location where the files were copied. Press the 'OK' button.
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 damaged files during recording.
The procedure for writing files to the phone's memory will begin, accompanied by logging and filling in the progress bar.
When the procedure for installing the firmware is completed, the message 'Successful' appears on the screen.
Summary: Operating system: Android 4.4; OS vendor: Google; Type: Mobile phone; Shape: Slate; Height: 147.0 mm; Length: 72.5 mm; Width: 8.9 mm; Weight: 162 g; Main Camera: 8.0 MP, x; Front Camera: 2.0 MP; Screen Size: 5.0"; CPU: 1.2 GHz, Quad-core; Internal memory: Max: 4.0 Gb, RAM: 512.0 Mb; External memory: microSD card (microSD), Max: 32 Gb; GPS: Yes; SIM: -; Communication: WLAN, Bluetooth, 3G, 2G; Bluetooth: 2.1; NFC: No; 4G: -; UMTS: Yes; WCDMA: Yes; EDGE: Yes; GPRS: Yes; WLAN: 802.11b, 802.11g, 802.11n; GSM standby time: -; GSM talk time: -; UMTS standby time: 72 hours; UMTS talk time: 4 hours; ...
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