Software, browsers & email

Email not syncing

Email that stops updating usually means the account needs re-authentication or the sync settings changed, not that mail stopped arriving. Re-adding the account or checking sync settings almost always fixes it.

Difficulty
Easy
Time
10–20 minutes
DIY cost
$0

Symptoms

  • New emails don't appear until you manually refresh
  • Sent emails don't show on other devices
  • App shows an old 'last synced' time
  • Error message about account needing attention

Likely causes

  • CommonExpired login or app passwordMany providers require periodic re-authentication, especially after a password change.
  • CommonSync toggled off for the accountA setting can get switched off accidentally, especially after an app update.
  • CommonPoor or no internet connectionThe mail app can't reach the server without a working connection.
  • PossibleMailbox storage fullSome providers stop syncing new mail once storage limits are hit.
  • PossibleOutdated mail app versionOlder app versions can lose compatibility with the provider's servers.

What to do

  1. Check that you have a working internet connection by loading a website.
  2. Open the mail app's account settings and confirm sync is turned on for mail.
  3. Sign out of the account and sign back in, re-entering your password if prompted.
  4. Check your email storage isn't full by logging into webmail directly.
  5. Update the mail app to the latest version.
  6. Remove the account and re-add it from scratch if the issue continues.
  7. Check the provider's status page for a known outage.

When to call a pro

If you manage a business email domain and multiple users are affected, contact your IT admin or email host support.

Safety

Generally low risk

Generally low risk for a careful person. Stop if anything looks different from what this guide describes.

Related guides

Operator provides AI-generated troubleshooting information. It can be wrong. For safety-critical, electrical, gas, structural, medical, automotive safety, or other high-risk problems, consult a qualified professional.