Flash firmware on Sharp Aquos 102SH
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How to flash Sharp Aquos 102SH ?
Why reinstall the firmware?
Errors constantly appear in the Android OS.
Some installed applications stop opening.
Some applications from the Play Market do not start.
The phone restarts for no reason.
The phone began to slow down a lot.
You are not satisfied with the possibilities of the stock firmware.
Where can I find the firmware?
On the phone manufacturer's website.
On sites where users post custom or official OS.
What should be done before installing the firmware?
Back up your phone's user data.
Insert your SD card into your phone. 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.
Find and download the archive with Firmware. And place it on the SD card.
Installing TWRP Recovery
Download the Official TWRP App from the Play Market. And install it.
When you start the application for the first time, you need to give consent to future manipulations, as well as to give consent to granting 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.
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, 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.
Click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK' in the question window.
When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered 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 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
Before flashing, you need to delete all user data from the phone, this will avoid errors in the software, as well as other problems. Press 'WIPE' on the home screen.
You can start flashing. Click 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.
Select the firmware file 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, this is 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: Google Android 2.3.5 Japanese; Chipset: Texas Instruments OMAP 4430; CPU: 1 GHz, 32 bit 2x ARM Cortex-A9 MPcore; GPU: -; Sensors: -; Messaging: SMS(threaded view), MMS, Email, Push Mail, IM; Browser: Yes; Radio: Yes; GPS: Yes, with A-GPS; Java: -; Colors: white-black,violet-black,black-black; More Feature: - Water and dust proof; Display size: 4.5 Inch,720 x 1280 pixels, (329.5ppi); Display type: Color ASV TFT 3D display; Multitouch: Yes; Protection: - -; Memory card: MicroSD, up to 32 GB; Memory internal: 4 GB, 1 GB RAM; GPRS: Class 12; EDGE: Yes; Bluetooth: v3.0, (A2DP AVRCP); USB: USB 2.0 client; WLAN: IEEE 802.11b, IEEE 802.11g, IEEE 802.11n; Spee ...
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