* If you have installed the antivirus or firewall like bitdefender 2015, you’d better configure to allow the mail app through it or make the ethernet/WiFi adapter trusted. * Open the Outlook application, go to Settings > Accounts, select your account which has logged in to sync, click on Change Mailbox Sync Settings, scroll down to the bottom, then turn on Email sync under Sync Options. You could perform the below troubleshooting to get it working. I get the same issues with Outlook, but it does sync with my Microsoft account. Please make sure that your device has a good Wi-Fi connectivity or a good 3G/4G connection before going through the below-mentioned steps.
Many users have noticed that the mail app is not syncing in Windows 10. We’re using Intune, Windows 10, Azure Active Directory, and a wide range of associated features to embrace modern device management and transition to Microsoft Endpoint Manager. Some users are reporting that the default Windows 10 Mail client is not.
I pressed the Refresh button and got “still working on it…” and couldn’t figure out how to resolve the problem. I have the Yahoo mail app set to NOT sync contacts but all of my Google contacts. After the system applied the free Windows 10 upgrade and I opened the native email app, it came up with blank parameters and a “Not Synced Yet” message. I had setted up Outlook on Windows 8 and my email account details carried correctly and automatically.