The Redmi Watch 5 needs to be bound to the phone through the Mi Fitness APP. The APP name is identical in iOS and Android system, so you can search the Mi Fitness APP in APP store.
Please refer to the following steps to bind the watch to the phone:
1. Press and hold the power button for about 3 seconds to turn on the watch. Scan the QR code on the watch screen, or search for the Mi Fitness APP in the APP store, download and install the Mi Fitness APP;
2. Open the Mi Fitness APP, log in to your Xiaomi Account according to the page prompts, and enable the relevant permissions required by the APP;
3. The watch can be added in three ways below:
(1) Scan the QR code on the watch screen;
(2) Tap [Add device] and the APP will search the available devices automatically. You can select the watch (the Bluetooth name is Redmi Watch 5XXXX). If there is not the target watch, you can search it again;
(3) Tap [Add device] and tap [Add model] at the bottom. Select [Redmi Watch 5] and the APP will search the available Redmi Watch 5 automatically. Select the watch (the Bluetooth name is Redmi Watch 5XXXX) in the device list. If the watch is not searched, you can search it again.