Disclaimer: Proceed with caution. Flashing custom firmware can lead to a bricked device if done incorrectly. To ensure you have the best experience, could you tell me: Do you have an SD card for file storage during the flash?
Ensure your tablet has at least 70% battery capacity to prevent it from shutting down mid-flashing.
Before you begin, it's critical to understand the risks. Messing with system software can be dangerous if you are not careful.
Since you disabled Auto Reboot, your device will remain in Download Mode. Follow these steps carefully to boot directly into recovery: Disconnect the USB cable. sm-p585y custom rom
Find the official or highly-rated unofficial TWRP recovery .tar file specific to the Exynos 7870 SM-P585 series.
As of late 2025/early 2026, the development community continues to provide unofficial builds for the Galaxy Tab A 2016 series (gtanotexllte). 1. [UNOFFICIAL] /e/OS-T (Based on Android 13)
Before you install any custom ROM, complete the following preparatory steps. Skipping any of them can lead to a bricked device. Disclaimer: Proceed with caution
Furthermore, the installation process itself is a high-stakes procedure not suitable for the average user. Unlocking the bootloader on a Samsung device typically triggers the proprietary "Knox" e-fuse, permanently disabling Samsung-specific features like Secure Folder and Samsung Pay. More critically, the process involves flashing a custom recovery (like TWRP), repartitioning system storage, and potentially dealing with Samsung’s "FRP" (Factory Reset Protection). Each step carries the risk of "bricking" the device—turning it into an expensive, non-functional paperweight. The scarcity of detailed, up-to-date guides specifically for the SM-P585Y model compounds this risk, as users may inadvertently flash files intended for the Wi-Fi version, causing a hard brick. Therefore, the decision to proceed demands not just enthusiasm but a high level of technical literacy and a willingness to accept potential hardware failure.
: Unofficial builds based on Android 13 are available for those seeking a "de-Googled" experience.
: Mistakes can cause the tablet to get stuck on the boot screen. Ensure your tablet has at least 70% battery
: You will need a PC with Odin (Samsung's flashing tool) and the correct Samsung USB drivers .
If you want a clean, Google-free, and updated experience. 2. LineageOS 19.1 - 20 (Unofficial)
Following the steps incorrectly can result in a "soft brick" (boot loop) or a "hard brick" (permanent hardware failure). Proceed carefully and at your own risk.