Lock screen
Fix - Incorrect date format for English (UK) locale

Fix - Request dialogs for custom permissions were not displayed

New - Added more currencies in the currency calculator

Screen time
Fix - Chinese locale was being randomly forced on the app

One-handed mode
Fix - One-handed mode was unavailable when any Accessibility service is active

Optimization - Remove online content in Settings -> Display -> System font, Settings -> Wallpaper and Settings -> Themes
Fix - Font search results were not visible in dark mode
Fix - "Choose online ringtone" option was opening China ringtones channel

New - You can write basic information about your health to be able to show it to health care providers in case of emergency now
New - You can delete data sources now (except of current phone and data sources which have been added manually)
Fix - Inaccurate standing detection and incorrect calculation of exercise intensity during running issues
Fix - Removed "Version" preference in Health app (opened a Xiaomi Market web page, version can still be checked in About)
Fix - Crashes on any screen other than the main screen (Turkish only)

From June 20th, the beta will end for the following devices:
Mi 6, Mi 6X, Mi Mix 2, Mi Note 3, Redmi Note 5

From September 5th, the beta will end for the following devices:
Mi 8, Mi 8 Explorer Edition, Mi 8 Pro (UD), Mi 8 SE, Mi 8 Lite, Mi Max 3, Mi Mix 3, Mi Mix 2S