Update is still not available on xiaomifirmwareupdater.com, but it's expected to be available till the end of a day.
Firmware updates:
https://xiaomifirmwareupdater.com/miui/begonia/
- System
- Gesture response is now instant
- With 20x more rendering power, there are now few limits to what you can see on screen.
- With custom adjustments based on device model, any phone gets faster after the update.
- MIUI becomes lighter, faster and more durable.
- Security patches updated in June 2021. Increased system security.
- System animations
- A new animation framework makes movement more realistic.
- The new UI design focuses on realistic visualization and interaction with the device.
- System sounds
- Nature mix is an exciting new way to create your own notification sound system.
- Hundreds of system sounds representing animals from all over the world.
- Stereo system sounds.
- Privacy protection
- You can now see which apps access your clipboard and control access to them.
- Using the approximate location adds points to privacy protection.
- You can manage sensitive permissions and related app behavior independently.
- The behavior of web pages is also monitored, which helps you block unwanted and harmful actions.
- It is up to you to decide who and when to monitor your online behavior.
- All apps now come with a GetApps security statement.
- Privacy Risk Scanner.
- Check which apps access and delete items from your Gallery.
- A complete overview of all sensitive permissions.
- You will be notified whenever high-risk permissions are used and can block corresponding actions.
- A brand new page on privacy protection.
- Notes
- Compose mind maps with complex structures.
- New tools for scribbling and drawing.
- Press and hold a sketch to automatically adjust the strokes.
- A gesture shortcut now allows you to create notes, tasks and excerpts anywhere.
- Excerpts save texts, URLs and images in Notes with just a few simple taps.
- Dynamic layouts take typography in Notes to a new level.
- Completely new notes.
- Mobile windows
- Instant messengers now support floating windows.
- Floating windows can be quickly replaced with full-screen versions of apps.
- App flashcards show key information when apps are displayed as floating windows.
- Learn more about the new features in “Special Features”.
- Xiaomi Health
- You can now measure your heart rate using the camera.
- Start recording your running, walking and cycling workouts manually and enjoy many online training lessons.
- Automatic training recognition is now much more accurate.
- Xiaomi Cloud
- The password manager allows you to store passwords in the cloud.
- You can share the location of the device with other people in your family sharing group.
- Location information can be recorded automatically before the device turns off.
- Convert images to PDF.
- MY
- A more convenient way to move a cursor using the scroll bar.
- Function buttons support switching between languages and keyboards.
- You can hold down the function buttons to access more functions.
- Custom keyboard themes.
- Temi
- Third party font weight adjustment options.
- Customization features for system wallpapers, animations and sounds.
What will stick in the throat of many Xiaomi fans is the “Devices won’t get Android 12" section. There are some big names in here: the Mi 9 series, the Redmi 9 range, the Redmi Note 8 and Note 8 Pro.
This clearly says that this will be the latest increasement of the Android version for this device, at least for official branch, while on other side there are plenty of Custom ROMS for it.
Everything can be found on Redmi Note 8 Pro xda thread and Redmi Note 8 Pro official telegram group .