III. Unlocking and Recovery Installation
Modifying your device flags Samsung's internal Knox security counter, permanently voiding any remaining manufacturer warranty.
The stock firmware caps at Android 8.1 Oreo. Custom ROMs for the SM-P585Y can take you all the way to or even Android 14 . This means access to modern features like Material You theming, better notification management, enhanced privacy controls, and improved battery optimization.
Samsung’s stock firmware is notoriously heavy. The Exynos 7870 processor in the SM-P585Y struggles under the weight of Samsung’s UI. Custom ROMs, especially AOSP (Android Open Source Project)-based ones, are lightweight. Users report a dramatic increase in speed, multitasking capability, and overall fluidity. sm-p585y custom rom
The instant the screen goes black, quickly switch your fingers to press and hold .
Before Samsung’s system allows you to modify the recovery partition, you must enable developer options.
User feedback for LineageOS 19.1 on the SM‑P585Y has been overwhelmingly positive. Many report that even though Android 12L is much newer than the tablet’s original OS, the system runs surprisingly . The ROM includes all the key features of modern Android: a redesigned notification shade, privacy dashboard, per‑app language settings, and material‑you theming. Custom ROMs for the SM-P585Y can take you
Here are the primary custom ROM options:
For the SM-P585Y, the primary reason to seek a custom ROM is longevity. Many users are installing custom ROMs to achieve the latest Android features and security patches, something the official firmware can no longer provide.
A: Yes. Once you flash anything non‑official, the Knox e‑fuse is blown. This cannot be reversed, and Samsung Pay, Secure Folder, and other Knox‑dependent features will no longer function. The Exynos 7870 processor in the SM-P585Y struggles
Enable "Developer Options" by tapping Build Number 7 times, then toggle "OEM Unlocking".
To restore your productivity workflow, install third-party alternatives from the Google Play Store: