Always check the exact build date. The TB3710F has different motherboard revisions (e.g., TB3710FU for Wi-Fi+LTE). Ensure your ROM matches your device codename (usually "merlin" or "m9" depending on the developer’s naming).
, which is years ahead of anything Lenovo officially provided. The "Legacy" Factor
Stock ROMs on budget tablets tend to be aggressive with CPU throttling to save battery, leading to stutters in games like Call of Duty Mobile or Genshin Impact . A lightweight custom ROM like or crDroid optimizes RAM management, often freeing up 300-500MB of memory instantly.
Press and hold the buttons simultaneously until the Lenovo logo appears to boot into TWRP. Swipe to allow modifications if prompted.
Best for users wanting the clean UI, wallpapers, and fonts of a Google Pixel device. tb3710f custom rom
This is the most modern stable option currently available for this tablet. Based on LineageOS 14.1, it includes updated security patches (some builds as recent as June 2021) and deep customization options.
By utilizing Project Treble and GSIs, you can bypass the lack of official developer builds and enjoy a clean, customizable, and optimized custom ROM experience on your Lenovo Tab M9 TB3710F.
Before booting into your new OS, you must clear old system caches. While still in FastbootD, format user data: fastboot -w Finally, reboot your tablet: fastboot reboot
Based on LineageOS but packed with customization. You can tweak the status bar, gesture controls, animations, and lock screen. It’s slightly heavier on RAM but worth it for power users. Customization freaks. Always check the exact build date
A: Active maintainers release updates monthly for security patches. Abandoned ROMs will not receive updates – always choose one with recent activity.
Have you successfully installed a TB3710F custom ROM? Share your experience in the XDA Developers forum thread for this device. Happy flashing
Charge your device to at least 60% to prevent shutdown during the flash. Download the ADB and Fastboot Platform Tools and install the necessary Lenovo USB drivers Instructables Step 1: Unlock the Bootloader
After flashing:
The Lenovo TB3710F (Tab M9) is a capable little machine that truly shines once freed from its factory shackles. While the process of installing a custom ROM requires patience and technical research, the reward is a faster, cleaner, and more modern tablet experience.
When selecting a GSI for the Lenovo TB3710F, match these exact specifications: ARM64
If you are currently stuck, the official Lenovo Open Source Code is still available for developers. 2. Required Tools & Prerequisites To flash any custom software on this tablet, you will need:
Load the "Scatter file" (a text file included with your TWRP download package that maps the tablet's partitions). , which is years ahead of anything Lenovo
The TB3710F uses an ARM64 architecture with A/B partition layout. Any GSI you download must match these specifications. Prerequisites: What You Need Before Flashing