What is new in the latest Hammerhead Karoo firmware update?

It adds the AI Endurance app to the Extension Library for real-time HRV analysis and AI coaching, and it changes the dashboard route editor so you must press Edit before altering a route. The remaining changes are colour updates to CLIMBER and to workout zones.

Does the Hammerhead Karoo work with AI Endurance?

Yes. AI Endurance is now in the Karoo Extension Library. Once downloaded and installed, it provides real-time HRV analysis and additional AI coaching and training metrics on the device.

Which Amazfit watches received iOS Notification Forwarding?

The Amazfit Balance 3, Balance Ultra and Cheetah 2 Ultra received it, and only in the EU. The feature follows Apple opening its iPhone notification system to third-party wearables under the Digital Markets Act.

Does the Amazfit Cheetah 2 Ultra let you reply to messages from the watch?

Yes, for iPhone users in the EU. With iOS Notification Forwarding you can reply to an iMessage, accept, decline or silence a call, and act on supported app alerts from the wrist, rather than only viewing them.

What is new in the latest Amazfit Helio Strap firmware update?

It optimises the heart rate monitoring algorithm for better accuracy and stops the strap creating a duplicate activity record when your watch is already tracking the same session.