Global stable firmware V126.96.36.199.OEAMIFA is available to download for the Xiaomi Mi 8. Here you can download the Recovery Version as well as Fastboot Version.
Xiaomi Mi 8 flagship smartphone was launched on May 31 this year with MIUi 9.5 skin out-of-the-box and it was said that soon it’ll get MIUi 10. However, the MIUi 10 is still in beta stage and need some more time to get finalized.
This update is released via OTA (over-the-air) will be rolled out in phases so it might take some time to reach your device. However, if you can’t wait for the OTA you can manually download the update from below:
Before you download and install manually you must read the update instructions. Check out the source below for the original thread.