What should I do if Outlook is running slow or crashes?
OUTLOOK CRASHES AND SLOW PERFORMANCE: Go to ‘File > Info’ menu. Scroll down on the right pane and click on the ‘Manage COM Add-ins’ button. This section will list out all the add-ins that causing slow performance and crashing Outlook. You can check how much time delay happens with each add-in and disable the add-in if you don’t need.
How do I fix Outlook Crashes and Slow Performance?
- Exit Outlook.
- Open a Run dialog box. …
- Type Outlook /safe, and then click OK.
- If the issue is fixed, click Options on the File menu, and then click Add-Ins.
- Select COM Add-ins, and then click Go.
- Click to clear all the check boxes in the list, and then click OK.
- Restart Outlook.
How to Disable your Outlook add-ins.
If the “Outlook Not Responding” issue did not cause you troubles in the past, it stands to reason to turn off the recently installed add-ins. I usually disable them one-by-one, closing Outlook with each change. This helps to pin down the culprit that causes Outlook to freeze.
In Outlook 2007, go to the Tools menu, click “Trust Center“, then choose “Add-ins” and click Go.
In Outlook 2010 and Outlook 2013, switch to the File tab, click “Options“, choose “Add-ins” and click Go.