Warning: Do not check Internal Storage if your ROM files are stored there. Swipe the slider at the bottom to confirm the wipe.
This is an unofficial build of Android 10 for the Samsung Galaxy S3. It brings the device up to date with modern security patches and features.
Before starting, ensure your phone has at least and you have backed up all important data , as this process will wipe your device. Download Links:
Upgrading a 2012 phone to a 2020 operating system requires careful preparation. Ensure you meet these requirements to avoid bricking your device. samsung s3 custom rom android 10 link
Follow these steps precisely.
Check the boxes for: , System , Cache , and Data .
Before altering your device partition table, you must acquire specific open-source components: Warning: Do not check Internal Storage if your
What is your PC running (Windows 10, Windows 11, macOS, etc.)? Share public link
Due to the age of the device, direct download hosting links frequently change or expire. The safest, most secure, and official way to obtain the download links is through the developer community directory:
Audio playback/recording and basic hardware video playback work. Performance Use of the Boeffla kernel It brings the device up to date with
This guide focuses primarily on the GT-i9300, as it is the most common and requires the most specific steps.
You will need a Windows, Mac, or Linux computer, a reliable micro-USB cable, and proper Samsung USB drivers installed on your PC. Required Download Links
The primary source for safe, verified custom ROMs for the GT-I9300 is the XDA Developers forum. Look for the active LineageOS 17.1 thread maintained by community developers (such as developer html6405 , who has been instrumental in keeping this device updated).