Supported Devices
Support - System Performance and Updates
Watch OS5 requires iPhone 5s or later with iOS 12 or later and one of the following models;
- Series 1
- Series 2
- Series 3
- Series 4
- Series 5
Watch OS6 requires iPhone 6s or later with iOS 13 and one of the following models;
- Series 1
- Series 2
- Series 3
- Series 4
- Series 5
For more help, please see https://support.apple.com/en-gb/HT204641

