As of late 2023 and into 2024, the custom development scene for the SM-P585Y (and its Wi-Fi counterpart, the SM-P580) has significantly slowed down. The device is considered "legacy" in the modding community. While there was a time when AOSP (Android Open Source Project) ROMs were plentiful, the stability of those builds has always been a point of contention for this specific model due to driver and proprietary file issues.
The first boot can take anywhere from 5 to 15 minutes as the new OS builds its initial system cache. Do not interrupt this process. Post-Installation: Restoring S Pen Functionality
If your ROM does not include Google Apps, flash the appropriate GAPPS package (ARM64, Android version matching the ROM). Reboot: Select Reboot System . Conclusion The
However, the practical reality of acquiring and installing a custom ROM for the SM-P585Y reveals considerable challenges. Unlike its Wi-Fi-only counterpart (SM-T820), the LTE-enabled SM-P585Y has historically received less attention from the custom development community. This means that finding a stable, fully functional ROM is difficult. While "Generic" System Images (GSIs) based on Project Treble offer a universal solution, they often come with critical bugs on Samsung devices. The most common issues include the complete loss of the S Pen’s advanced features (pressure sensitivity and the Air Command menu), failure of the 4G modem for calls and mobile data, and non-functional hardware like the fingerprint scanner or the rear camera’s flash. For a user who relies on the tablet for note-taking or mobile connectivity, these compromises can render the device less useful than before. sm-p585y custom rom
Samsung devices usually require "OEM Unlocking" to be enabled in Developer Options.
If you want, I can:
Boot into by pressing and holding the Power + Volume Down + Home buttons simultaneously until a warning screen appears. Press Volume Up to continue. As of late 2023 and into 2024, the
The may be an aging tablet, but thanks to the dedication of the custom ROM community, it can run a modern and smooth version of Android 12L via LineageOS 19.1 . While the process requires unlocking the bootloader, installing TWRP, and carefully following the steps, the reward is a revitalised device with up‑to‑date features, better performance, and no manufacturer bloatware.
A custom recovery replaces the stock recovery menu, allowing you to install custom software zip files.
: Download the latest Magisk .apk (rename to .zip for custom recovery flashing) if you require root access. The first boot can take anywhere from 5
Click on the button in Odin and select your downloaded TWRP .tar or .img.tar file.
A compatible custom ROM zip file (stored on an external MicroSD card). Phase 1: Preparing Your Device
: Transition from outdated Android 8.1 Oreo to newer versions like LineageOS 20 (Android 13).
Swipe the slider at the bottom to initiate the installation process. This may take several minutes.
"Let's do it," Elias whispered.