Apple today updated its iMessage troubleshooting support document to add a scenario that can occur in iOS 26. If you don't ...
You've been sending iMessages to someone and they haven't responded for a while. Is it possible that they've blocked you? There's no single definitive way to find out if you've been blocked on ...
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.