The changes sound nice:

• Pure HyperOS Interface: Say goodbye to MIUI-inspired dials and hello to a unified design that mirrors Xiaomi’s mobile experience.
• Ultra-Smooth 60 FPS Animations: It’ll feel like you’re wearing a Mi Band 10!
• Enhanced Always-on Display: Expect more personalization options and reduced battery consumption.
• Over 100 Exclusive New Watch Faces: Freshen up your style with a wide selection.
• Brutal Battery Optimization: Get up to 2-3 extra days of battery life with intensive use.
• Redesigned Gestures and Controls: Swiping is now more intuitive than ever.
• Native Emoji Support in Notifications: Finally! No more question mark boxes.
• Improved Sports Tracking: Updated AI algorithms for more accurate data.

Now if only Xiaomi had a proper website with changelog, release dates and information which firmware is the latest for which device 🙄