Flash firmware on ZTE Orange San Francisco
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How to flash ZTE Orange San Francisco?
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.
Many programs from the Play Market do not start.
The phone turns off for no apparent reason.
The phone started 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 services 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 your computer.
Insert SD card. An SD card is needed to write firmware to it.
Find out the exact model of your smartphone.
Fully charge your device.
Find and download the archive with Firmware.
Installing TWRP Recovery
Install the Official TWRP App via the Play Market. And run this application.
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.
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.
When the file is loaded, you need to 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'.
When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure is now complete.
Copy the required files to the memory card. Using a PC or laptop card reader.
Insert a memory card into the device.
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, you need to delete all user data from the phone, this will avoid many problems. press 'WIPE' on the home 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 storage to which the files were copied.
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 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 installation procedure is indicated by the inscription 'Successful'.
Summary: OS: Android 2.1 Eclair; Processor: Qualcomm MSM7227 600 MHz; Number of cores: 1; GPU: Adreno 200; RAM memory: 512 MB; Internal memory: 150 MB; Memory cards: microSD, microSDHC, max 32 GB; Main display: TFT 256k colors 480 x 800 px (3.50") 267 ppi; Touchscreen: Yes; Digital camera: 3.2 Mpx, 2048x1536 px; Secondary camera: -; Video: Yes; MP3: Yes; Speakerphone: Yes; Radio: Yes; Bluetooth: Yes, v2.0 EDR; GSM frequencies: 900/1800/1900; Standard UMTS: 2100; GPS: Yes; WiFi: Yes, v802.11b/g; EDGE: Yes; GPRS: Yes; USB Yes, v2.0; WAP: Yes, v2.0; IrDA: -; LTE: -; HSCSD: -; HSDPA: Yes, 7,2 Mb/s; HSPA: -; HSPA: -; HSUPA: -; Calendar: Yes; Java: Yes, Dalvik; Watch: Yes; Dimensions: 116 x 56,5 x 11,8 mm ...
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