Step 4: Wait for the Sync to finish and then check if all goes well. Step 3: There appears a list of operations, click on Send/Receive All Folders Step 2: At the top, click on the Send/Receive tab Or open the run prompt using Windows + R keys together, type outlook.exe and hit enter Step 1: Open the Outlook app, you can do this by double clicking on the outlook icon app. Method 2: Click the Send/Receive Settings If all seems correct and even then the issue is occurring go ahead and try the below methods. Check if the credential is appropriate and if any changes in the account settings happened. Method 12: Create A New Windows Local User Accountīefore trying different methods, check the basic things like credentials and account settings.Method 11: Update The Outlook Application.Method 10: Repair The Outlook Application.Method 9: Add The Account To A New Profile.Method 8: Delete And Re-add Outlook Account.Method 6: Enable The Use Cached Exchange Mode feature.Method 5: Disable The Certificate Revocation Options.Method 3: Run Microsoft Outlook In Safe Mode.Method 2: Click the Send/Receive Settings.

Resolving outlook 2016 sync issues