There are multiple variants of this device. Make sure you’re viewing the right one.
- Build for yourself
- Update to a newer build of the same LineageOS version
- Upgrade to a higher version of LineageOS (e.g. lineage-18.1 -> lineage-19.1)
Special boot modes
Recovery: With the device powered off, hold Volume Up + Power. When Xiaomi/Redmi splash appears, release Power and keep pressed Volume Up until recovery appears.
Bootloader/Fastboot/Download: With the device powered off, hold Volume Down + Power. Keep holding both buttons until the word “FASTBOOT” appears on the screen, then release.
Find help online
You can find assistance with LineageOS on our subreddit, or in #LineageOS on Libera.Chat.
Note: This page is auto-generated for the Xiaomi Redmi Note 9S, based on the device’s information, located here. You can find similar instructions for every officially-supported device on this wiki.