Infinix Note 40 Pro Email Not Working? 14 Fixes

When your Infinix Note 40 Pro's email stops syncing or sending, it can leave you feeling disconnected.

Jul 29, 2026
•
7 min read

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When your Infinix Note 40 Pro's email stops syncing or sending, it can leave you feeling disconnected. Whether you're using the built-in XOS email app, Gmail, or Outlook, the fixes are usually straightforward. Let's get your messages flowing again.

Before we get into the specific steps, run through this quick checklist. It covers the most common culprits and can save you a lot of time.

First, make sure you have a working internet connection. Open a web browser and try loading a site. Next, verify your email service isn't down by checking the provider's status page or trying to log in on a computer. Finally, double-check that you're using the correct email address and password.

Restart Your Email App

A simple app restart clears out temporary glitches that can freeze your inbox. Swipe up from the bottom of your screen and hold to enter the recent apps view. Find your email app and swipe it all the way up to close it. Wait a few seconds, then tap the app icon to reopen it fresh.

Check Your Sync and Fetch Settings

Android and email apps have settings that control how often they check for new messages. If these are set incorrectly, emails won't appear automatically. Open your email app's settings, look for "Account settings" or "Sync frequency."

Ensure sync is turned on for your account. For apps like Gmail, go to Settings > Your Account and make sure "Sync Gmail" is enabled. If you're using the stock email app, you might find a "Fetch schedule" option; set it to "Push" or "Every 15 minutes" for the best balance of battery and timeliness.

Toggle Airplane Mode

This is a classic network reset trick that works wonders. Swipe down from the top of your screen twice to open the Quick Settings panel. Tap the airplane icon to enable Airplane Mode, which will turn off all wireless radios.

Wait about 15-20 seconds, then tap the icon again to disable it. Your phone will reconnect to Wi-Fi and mobile data, often clearing up any temporary connection hiccups that were blocking your email.

Switch Between Wi-Fi and Mobile Data

Sometimes the issue is with one specific network. If you're on Wi-Fi and emails aren't coming through, turn it off and try using your mobile data instead. You can do this from the Quick Settings panel by tapping the Wi-Fi icon.

If the problem persists on mobile data, the reverse might be true. Head to Settings > Network & internet > Mobile network and ensure mobile data is enabled. Also, check that data isn't being restricted for your email app in the background.

Verify Your Email Login Credentials

Passwords expire, accounts get locked, or you might have just typed it wrong. The quickest way to check is to open a web browser on your phone or computer and try to sign into your email provider's website (like mail.google.com or outlook.com).

If you can't log in there, you'll need to reset your password through your email provider's website. Once you have a new password, you must update it on your phone. Go to Settings > Accounts (or Passwords & accounts), select your email account, and update the password.

Clear the Email App's Cache and Data

Over time, an app's cached files can become corrupted. Clearing the cache is safe and won't delete your emails or account. Go to Settings > Apps > Manage apps. Find and tap your email app (e.g., Gmail, Email).

Tap Storage usage. First, tap "Clear cache." If the problem continues, you can try "Clear data." A warning: clearing data will remove the app's settings and log you out, so you'll need to set up your account again, but your emails on the server are safe.

On the app's storage screen, tap Clear cache (Android 16, Pixel emulator; Camera shown as the example app).
Click to expand
On the app's storage screen, tap Clear cache (Android 16, Pixel emulator; Camera shown as the example app).

Check for App and System Updates

Outdated software is a common source of bugs, including email problems. Open the Google Play Store, tap your profile icon, and go to Manage apps & device > Updates available. See if your email app has an update waiting.

For system updates, which can include critical fixes from Infinix, go to Settings > System > System update. I've seen updates specifically address connectivity and app performance issues on XOS.

On the Software updates screen, tap System update (Android 16, Pixel emulator).
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On the Software updates screen, tap System update (Android 16, Pixel emulator).

Review Background Data Restrictions

To save battery, Android and XOS can restrict what apps do in the background. If your email app is restricted, it won't check for new messages unless you open it. Go to Settings > Apps > Manage apps and select your email app.

Tap Battery or Power-saving controls. Look for an option like "Background restriction" or "Power saving mode." Make sure it's set to "No restriction" or "Optimize" to allow the app to sync properly.

Disable Battery Saver and Data Saver Modes

These features are great for extending battery life but can aggressively block background network activity. Swipe down to your Quick Settings and check if the battery saver icon (often a leaf or battery symbol) is highlighted. If it is, tap it to turn it off.

For Data Saver, go to Settings > Network & internet > Data Saver. Make sure it's turned off. If you need it on, tap "Unrestricted data" and add your email app to the allowlist.

Disable Any Active VPN

A VPN can sometimes interfere with the specific ports or protocols your email uses. If you have a VPN app running, open it and disconnect. You can also check the Quick Settings panel for a VPN tile, or go to Settings > Network & internet > VPN to see active connections.

Try sending and receiving emails with the VPN off. If that fixes it, you may need to adjust your VPN's settings or use a different server location.

Ensure Automatic Date and Time is On

Incorrect date and time settings can break secure connections to email servers. Your phone needs to be synced correctly for SSL certificates to validate. Go to Settings > System > Date & time.

Make sure "Use network-provided time" and "Use network-provided time zone" are both turned on. This lets your phone automatically set the correct time from your carrier or Wi-Fi network.

Remove and Re-add Your Email Account

This is a more thorough step that resets the connection from scratch. Go to Settings > Accounts (or Passwords & accounts). Tap on the problematic email account.

Tap Remove account at the bottom. Confirm the removal. Don't worry, this only removes the account from your phone, not from the email service itself. After it's removed, go back to your email app or the Accounts menu and add the account again, entering your credentials fresh.

Check Notification Settings for the App

If emails are arriving but you're not getting alerts, the app's notifications might be muted. Press and hold on your email app's icon on the home screen and tap App info. Then, tap Notifications.

Make sure "Allow notifications" is switched on. Then, check the specific notification categories, like "New mail" or "Inbox sync", and ensure they are enabled and set to make a sound or vibrate.

Perform a Force Restart on Your Phone

When simpler restarts don't help, a force restart can clear deeper system hiccups. On the Infinix Note 40 Pro, press and hold the Power button and the Volume Down button together for about 10-15 seconds.

Keep holding until you see the Infinix or XOS logo appear on the screen, then release. The phone will reboot. This is different from a normal restart and can resolve temporary software freezes affecting multiple apps, including email.