(Download from the XDA Forums thread, typically listed as lineage-17.1-YYYYMMDD-UNOFFICIAL-i9300.zip ).
Go to Settings > Apps > Google Play Services > Storage > Clear Data. Restart the device.
Ensure your phone has at least 70% battery power. samsung s3 custom rom android 10 link
Locate the unofficial LineageOS 17.1 (Android 10) build for GT-I9300 on the official XDA Developers forum.
This guide and the links provided are strictly for the international variant ( GT-I9300 with the Exynos processor). Do not attempt this on carrier-specific US variants (like the SGH-I747 or SPH-L710). (Download from the XDA Forums thread, typically listed
As the phone rebooted, Alex held his breath. The familiar Samsung logo appeared, followed by the Android 10 boot animation. His heart swelled with pride as he saw the new interface, sleek and modern, on his trusty S3.
Expect higher battery drain compared to older Android versions. What Works and What Fails Ensure your phone has at least 70% battery power
features an Exynos 4412 quad-core processor paired with only . Because Android 10 is designed for significantly modern hardware, these builds are generally classified as Alpha or Beta quality . Operational Status Core Boot & UI Fully working Display & Audio Working hardware acceleration and playback Connectivity Wi-Fi and Bluetooth function normally Cellular (RIL) Basic calls and SMS function Stability Occasional lag and aggressive RAM management Google Apps (GApps) Highly discouraged; causes extreme lag due to 1GB RAM limit Prerequisites & Required Links
Upgrading a 2012 phone to a 2020 operating system requires careful preparation. Ensure you meet these requirements to avoid bricking your device.