Flash firmware on Fujitsu Arrows U 801FJ
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How to flash Fujitsu Arrows U 801FJ?
Why reinstall the firmware?
Errors begin to appear in the Android operating system.
Some applications do not open, reinstalling which does not lead to a positive result.
Some programs 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 functionality of the stock firmware.
Where can I find the firmware?
On the website of your phone manufacturer.
On specialized 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 your SD card into your phone. It must have enough memory to fit the firmware.
Find out the exact model of your smartphone.
Fully charge your device.
Find and download the archive with Firmware. Place it on the SD card.
Installing TWRP Recovery
Download and install the Official TWRP App from the Play Market.
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.
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, the 'Select Device' drop-down list is available, in which you need to find and select the device model for installing the recovery.
After selecting a phone, the application will direct the user to a web page to download the modified recovery environment image file. Download the proposed *.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. Select the file downloaded in the previous step.
Press the 'FLASH TO RECOVERY' button and confirm your choice, press 'OK'.
When the message 'Flash Completed Succsessfuly!' appears on the screen. Click the 'OK' button. The TWRP installation procedure is now complete.
Copy the required files to the SD card. Using a PC or laptop card reader, it will be much faster.
Insert a memory card into your phone.
To reboot in recovery, it is convenient 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 tap 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.
Everything is ready to start flashing. Press the 'Install' button.
The file selection screen is displayed. At the very top is the 'Storage' button, which allows you to switch between types of memory.
Select the location where you copied the files..
Find the file we need 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 writing files to the phone's memory will begin, accompanied by logging and filling in the progress bar.
The completion of the installation procedure is indicated by the inscription 'Successful'.
Summary: OS: Android 9.0 Pie; Processor: Qualcomm Snapdragon 450; Processor clock: 1.80 GHz; Number of cores: 8; GPU: Adreno 506; RAM: 3 GB; Internal memory: 32 GB; Memory cards: yes; microSD, microSDHC, microSDXC (up to 400 GB); Display: Color / IPS TFT; 16M colors; 1080 x 2280 px (5.80") 435 ppi; 78.3% screen-to-body ratio; Display protection: yes; Photo matrix: 13.1 Mpx; Flash: yes LED; Digital zoom: yes; Additional: AF; Photo matrix: 8 Mpx; Flash: yes; Digital zoom: yes; Additional: FF; A-GPS: yes; GPS module: yes; Bluetooth: yes v4.2; EDGE: yes; GPRS: yes; GLONASS: yes; IrDA: yes; NFC: yes; USB: yes v2.0 OTG; Type-C; WAP: yes v2.0; WiFi: yes v802.11 a/b/g/n/ac; WiFi frequencies: 2.4 i 5 GHz; Ho ...
Comments, questions and answers on the flash firmware Fujitsu Arrows U 801FJ
| Christian andrew | January 09, 2023 | |
| Arrows U 801FJ can be flashed | ||
| suleiman | September 11, 2023 | |
| hi, factory reset option is not available when i enter recovery mode | ||
| Myrat | November 03, 2023 | |
| Hardrezet | ||
| Julien Reponse | September 02, 2025 | |
| Comment installer un U801fj | ||
| Arrows u801fj | September 02, 2025 | |
| Comment installer les systèmes firmware | ||
| Arrows u801fj | September 02, 2025 | |
| Comment installer le logiciel | ||
| Arrows u801 | September 02, 2025 | |
| Arrows u801fj | ||
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