Apple Watch Apple Watch？

If your Apple Watch displays a double-ended error message, it may be caused by the wrong cancellation of the previous connection with the mobile card. Here are some steps you can try:

1. Restart the watch and iPhone: First, try to restart your Apple Watch and the paired iPhone. Please follow the following steps:

-Turn off the watch: press and hold the side button until the slide off option appears, and then slide on the screen to turn it off.

-Turn off iPhone: Press and hold the power button, then slide the power off option on the screen and press the power button again to restart.

2. Cancel and reset cellular data connection: Perform the following steps on iPhone to cancel and reset cellular data connection:

-Open the settings application on the iPhone.

-Click "Cellular Mobile Network".

-Find the previous mobile network operator (such as Mobile) and click Enter.

-Click "Cancel this plan" or similar options.

-Confirm the cancellation plan.

-Wait a moment, then click the operator again to add the plan again.

3. Update the software and reset the network settings: Make sure that your Apple Watch and the paired iPhone are running the latest software version. Perform the following steps on the iPhone:

-Open the settings application on the iPhone.

-Click General.

-Click "Software Update" and update (if any).

-in the settings application, click general > reset > reset network settings to reset network settings.

If the above steps still do not solve the problem, it is recommended to contact your telecom operator for support. They may need to check the status of your telecom service and card to help you reconnect Apple Watch to the telecom network.

Please note that the above steps are only general guidance and may vary according to specific circumstances. If the problem persists, please refer to Apple official website or contact Apple Customer Service for more accurate support and solutions.

Hope to adopt!