Allow Mail and Calendar apps through Windows Firewall IMPORTANT: Make sure to repeat the steps above reenable the firewall for each network profile. If you can now sync your email, you'll need to allow the Mail and Calendar apps through the firewall. Go to Start and open Windows Defender Security Center.Ĭhoose a network profile and turn off Windows Firewall for that profile. If you haven't installed alternative security software, you should temporarily turn off Windows Defender Security Center. Windows Defender Security Center is free security software that's included with Windows 10. Turn off Windows Defender Security Center For more information, contact your administrator. Note: If your device is connected to a network, your network policy settings might prevent you from completing these steps. Although we don't recommend permanently turning off security software, temporarily turning off the software will let you determine if it is preventing you from syncing your email or calendar events. Contact your email provider for support.Ĭheck with your email provider about the status of your email server: If your email provider doesn't have a website and you can't set up your email on another app or device, contact your email provider to see if your email server is accessible.įirewalls and antivirus software might prevent you from syncing your email and calendar events. If you can't, there might be an issue with your email server. Try sending email from another app or device: If you have another email app or another computer or mobile device, try sending and receiving email from that app or device. Sign in to your email account via the website and confirm that you can send and receive email there. Try sending email via the web: Many email providers let you access your email via a website. Make sure your device is connected to the internet. If you're experiencing issues when sending or receiving email, make sure that you can access your email server.Ĭheck that your device is connected to the internet: To send or receive email, you'll need internet access. Check the connectivity to your email server If that doesn't solve your issue, try the solutions below. Try the general troubleshooting solutions in Troubleshooting Mail and Calendar apps for Windows 10. Before you beginīefore you begin, make sure that your device has the latest operating system and app updates.

To fix the issue, please try each of the following solutions in order. We're sorry you're having problems with the Mail and Calendar apps for Windows 10. Calendar for Windows 10 Mail for Windows 10 More.

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