"No Connection Available" Error on iPhone — Fix

<h2>Problem</h2><p>Airmail on iPhone shows "No connection available" for all mailboxes, even though your phone is connected to the internet.</p><h2>Solution</h2><h3>Step 1: Check iOS Cellular/Wi-Fi Settings</h3><ol><li>Go to <strong>Settings → Cellular</strong> (or Mobile Data)</li><li>Scroll down to find <strong>Airmail</strong></li><li>Make sure the toggle is <strong>ON</strong> (green)</li><li>Also check <strong>Settings → Wi-Fi</strong> and ensure you're connected</li></ol><h3>Step 2: Check Background App Refresh</h3><ol><li>Go to <strong>Settings → General → Background App Refresh</strong></li><li>Make sure it's enabled for <strong>Airmail</strong></li></ol><h3>Step 3: Reset Network Settings</h3><p>If the above doesn't work:</p><ol><li>Go to <strong>Settings → General → Transfer or Reset iPhone → Reset</strong></li><li>Tap <strong>Reset Network Settings</strong></li><li>This will reset Wi-Fi passwords but often fixes connectivity issues</li></ol><h3>Step 4: Reinstall Airmail</h3><ol><li>Delete the Airmail app</li><li>Reinstall from the App Store</li><li>Re-add your email accounts</li></ol><p><strong>Note:</strong> This error can also appear temporarily during iOS updates or when switching between Wi-Fi and cellular data.</p>

Updated on: 03/28/2026