Common Symptoms: My Outlook takes a really long time to send and receive. Outlook Synchronization takes a really long time. Outlook takes a really long time to download my messages. With this fix, we show you how to speed up / optimize Microsoft Outlook by changing your configuration so that Outlook synchronizes only the current folder and not all folders at once. Follow these steps: 1. Click Send/Receive 2. Click Send/Receive Groups 3. Click Define Send/Receive Groups 4. Click Edit 5. Uncheck "Get folder unread count for subscribed folders...
April 29th, 2019 How to Speed Up Slow Send and Receive in Outlook