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WhatsApp Messages Not Sending or Receiving

Short answer: If messages show one tick or won't arrive, the problem is usually the connection.

TL;DR: quick fix
  1. Check your phone has a working internet connection.
  2. Restart your phone.
  3. Update WhatsApp.

Is WhatsApp down?

Before you change settings, check Meta Status. If there's an outage, wait it out.

How to fix it: step by step

  1. Check your phone has a working internet connection.
  2. Restart your phone.
  3. Update WhatsApp.
  4. Make sure WhatsApp can use mobile data and background data.
  5. Check whether you've been blocked by the contact.

FAQ

What does one gray tick mean?

The message was sent but not yet delivered to the recipient's phone.

More WhatsApp fixes

Last checked Oct 2026 against the official help page: WhatsApp Help Center. Menus can differ by app version; follow the official page if a step doesn't match.

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