Open the app and follow the on-screen instructions to link it with your watch. Note that you usually need the official Zepp App installed for initial pairing. Is It Safe?
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For advanced users, it allows the installation of modified firmware to unlock hidden features or change system languages. Open the app and follow the on-screen instructions
Go to your phone's Settings > Apps > Special App Access and toggle on "Install Unknown Apps" for your browser or file manager. amaztools apk