Apple says the issue may stem from having an inactive SIM with the same number as your active SIM. To fix it, remove the inactive SIM and activate iMessage again.

Your iPhone messages could be green for two reasons: you're texting Android users, or you're not connected to Wi-Fi.

Apple always links iMessage on iPhones to the respective mobile phone number. Customers have to go through an activation process when changing SIM cards and/or devices or transferring an eSIM to a new ...

iMessages are one of the best reasons for using an iPhone. But one of the most dreaded error messages on the iPhone is the iMessage “Waiting For Activation” error ...

Enabling read receipts means that the person you text can see when you've read their text message. This, obviously, has pros (transparency) and cons (you look like a jerk for not responding right away ...

Apple today updated a support document with details on why iMessages might show a “Not Delivered” alert, appear as ...

Apple confirms that iMessage may not activate automatically on iPhones running iOS 26 if the eSIM setup is skipped. Here’s ...

Don't miss out on our latest stories. Add PCMag as a preferred source on Google. Apple released iOS 26 last month, and as is usually the case with a new mobile OS release, it included a few bugs, from ...