As of April 2026, no known method to install a custom ROM on the Amazon Fire HD 8 (10th Generation)
Unlike previous generations (such as the 7th or 8th), the 10th-generation models (2020) have a locked bootloader that currently cannot be bypassed via hardware shorts or software exploits. Because an unlocked bootloader is a prerequisite for flashing custom recovery (TWRP) and ROMs (like LineageOS), these devices remain restricted to Amazon's Fire OS. Recommended Alternatives
While you cannot replace the operating system entirely, you can significantly modify the experience to resemble "stock" Android using these tools: Fire Toolbox : This popular Windows-based utility allows you to: Install Google Play Store and Google Services. Disable Bloatware : Remove or hide pre-installed Amazon apps. Set a Custom Launcher Nova Launcher amazon fire hd 8 10th generation custom rom
or Microsoft Swift Keyboard instead of the default Fire interface. Remove Lock Screen Ads : (Success varies depending on firmware version). Sideloading
: You can manually download and install .apk files for apps not found in the Amazon Appstore. Comparison with Older Models As of April 2026, no known method to
If your goal is specifically to run a custom ROM, developers on XDA Forums have achieved this on older hardware: 8th Gen (2018)
: Can run LineageOS 17.1 (Android 10) or LineageOS 20/21 via specific bootloader exploits. 7th Gen (2017) : Supports LineageOS 14.1 (Android 7.1). Fire Toolbox to customize your 10th-generation tablet? How To Install Stock Android On Fire Tablet IN 11 MINUTES What you need (prerequisites)
The gold standard of custom ROMs. It is stable, secure, and minimal.