Watchseries6 introduces the method of opening ECG 1. Open the mobile phone settings, click on the cellular network, drop down to find health, and select WLAN and cellular network for network permissions;
2. Return to the homepage of settings, click the homepage Apple ID, drop down to find the login exit, enter the login password of your ID account, and click the login exit again;
3. Check whether the power of Apple Watch is above 50%;
4. Click General in Settings, click Restore in the drop-down list, click Erase All Contents and Settings, and select Erase All (WatchOS 7 and above systems must reset devices);
5. Obtain an ID account containing ECG data;
6. Open the settings in the mobile phone, click Login iPhone on the home page of the settings, log in to the account containing ECG data, and click No to merge the data when it appears;
7. Click iCloud to close all synchronization buttons except health in the Apple ID, and click iCloud cloud backup;
8. Now click Backup, wait for 1 minute to return to the desktop to enter the health program, and click the personal avatar;
9. After logging into the ECG account, drop it down to the bottom of the menu to check whether it is the latest backup time, return to the main menu and click Browse, and drop it down to click ECG;
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1 1. Turn the Apple Watch close to the phone (confirm that the watch has been erased and reset), and click Continue after the iPhone recognizes the Apple Watch (if the watch is not recognized, please connect the watch to the charger). Follow the prompts to reactivate the watch, check whether the ECG software icon appears in the Apple Watch desktop menu, click Open, and set the data according to the prompts to use it normally.