The Weekly update V126.96.36.199.27.DEV has been officially released for Redmi K40 / Mi 11X / POCO F3 (codename is alioth). Before updating, please make sure you have downloaded the exact ROM matching your Xiaomi phone/tablet. In Fastboot mode, you can check model code by typing
fastboot getvar product in cmd/shell.
Download Redmi k40 (alioth) China MIUI 13 V188.8.131.52.27.DEV Recovery ROM with Android 12.0. Firmware size is 4.3 GB.