How to fix iMessage "Not Delivered" error on iPhones

TechEngadget1h ago

TL;DRiPhone won't send messages? Try these troubleshooting steps to fix it.

Why it matters: Broken messaging breaks communication; knowing fixes saves time and frustration.

iMessage is simple, and even RCS and SMS are usually reliable. But when your iPhone won't sent a message, you can coax it into working again.

Source: Engadget · Opens in new tab