Phone Audio : When using the integrated dialer, you might not hear any audio on the phone. This is due to a change in the telephony service installation location in Android To work around it, reboot the device into recovery mode, erase user data, perform a factory reset, and then reboot the device. To work around this issue, you can delete some non-essential dynamic partitions, such as the product partition, and flash the GSI again.
For more information, see the flashing GSIs documentation. Content and code samples on this page are subject to the licenses described in the Content License. Platform Architecture Generic System Image. These devices can't be supported because their vendor binaries depend on Android 8.
To make these devices compatible with a legacy GSI, you must do one of the following:. If the GSI type for your hardware platform is unavailable for download, refer to the following section for details on building GSIs for specific targets. Use the build target tables below to determine the correct GSI version for your device. After the build completes, the GSI is the system image that is, system.
The build also outputs vbmeta. The following GSI build targets are for devices launching on Android 9 or higher. Due to a reduction in variances between architectures, Android 10 includes only four GSI products.
The following legacy GSI build targets are for devices upgrading from Android 8. Android devices can have different designs, so there is no generic command or set of instructions for flashing a GSI to apply to all devices.
Check with the manufacturer of the Android device for explicit flashing instructions. Use the following steps as a general guideline:. Android welcomes your contributions to GSI development. You can get involved and help improve the GSI by:. When booting with GSI, the navigation bar mode is configured by vendor overriding. You can change the navigation bar mode by running the following adb command in runtime.
Where mode can be threebutton , twobutton , gestural , and so on. You will find these files useful if you have flashed custom builds on your device, and wish to return your device to its factory state. Note that it's typically easier and safer to sideload the full OTA image instead. If you do use a factory image, please make sure that you re-lock your bootloader when the process is complete. To notify us of bugs or feature requests, use the dedicated issue tracker component. Content and code samples on this page are subject to the licenses described in the Content License.
Platform Architecture Generic System Image. Support library. Revision History.
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