Much like adb fastboot is a very powerful android utility that. The factory image downloaded from this page includes a script that flashes the device typically named flash all sh on windows systems use flash all bat instead.
Factory images and ota updates at the following links.
Factory images android. There will be a zip file titled inside the extracted compress file and after you extract that file you can see the bootloader os image vendor image and a. Download and prepare the factory image. Ars technica tags android 6 0 1 marshmallow emoji support factory images xda featured android 6 0 1 released.
Grab the android 9 pie build for your device from google s preview factory image page. Download the latest android 10 factory image file for your device from above. Otherwise you can opt to use the google s android flash tool.
Installing a factory image will erase all data from the device and unlocking the bootloader will make your device less secure. Android 8 0 oreo ota update files manually flashing a device. Includes new emoji security patches and more.
Android 8 0 oreo factory images. If your phone has an unlocked bootloader you can use fastboot commands to flash factory images. Open the extracted factory image folder and you will see a batch file called flash all bat.
In most cases it should be possible to sideload the full ota image instead. Then extract the factory image to the adb and fastboot folder adb and fastboot installed directory. For some reason you don t receive update via fota protocol then you can settle for factory images.
Now open a command prompt or terminal in the folder by pressing and. Rooted android phones with a custom twrp recovery won t receive ota. There are also factory images available from google in case you d rather do it the old fashioned way.
These files are available for several reasons. After downloading the compressed file extract it then. One way is to enroll for android o developer preview get the stable android 8 0 oreo ota update and once installed unroll the beta update.
So you will have to settle for factory. This does not require a data wipe and does not require the bootloader to be unlocked. That may sound like a bunch of technical jargon but when it comes down to it this is the best method for updating a rooted device fixing a bricked phone reverting to stock or even getting new android updates before everyone else.
To flash a device using one of the system images below or one of your own you also need the latest fastboot tool. Factory image for an android device is the firmware that comes pre loaded as an oem.