Can’t send messages on my iPad Air 3 series

Hi there chindy357,

We understand you're experiencing an issue with sending messages on your iPad Air, and we'd like to share a resource that can help.

Check it out here: If you can't send or receive messages on your iPhone, iPad, or iPod touch

We hope this helps.

chindy357,

Thanks for those additional details.

You can use Messages in iCloud to keep your messages up to date across all of your devices. Learn more here: Use Messages in iCloud

If this is regarding an email address, confirm that your email account is set up as expected: Mail Settings Lookup

Regards.