
Auto-archive, sending and receiving a very large attachment, or running some of the other mailbox tools can all be done in the background. Check the sign company dallas status bar at the bottom of the screen to see if another process is running. If so, wait a short time (usually two or three minutes) to see if Outlook starts working again.
Issue - Too many recipients in Outlook
In this case, you can disable all Outlook integration within the antivirus software. Or, you can disable any antivirus software add-ins that are installed in Outlook. Be aware that if you are connecting to an Exchange Server mailbox, your mailbox or your email messages are already being scanned by antivirus software on the server. The built-in back-off mechanisms in the indexing component of Windows Search or WDS pauses the indexing of Outlook data when the system is under heavy use. The easiest way to let the indexing finish is to leave Outlook running overnight.Additionally, you can reduce performance issues by running Outlook in Cached Exchange Mode. In this mode, Windows Search or WDS searches the local copy of the mailbox instead of the mailbox content on the server.
Recovering Deleted Items
If you have Outlook in your startup folder, remove the shortcut from the startup folder. You may see one of the following errors in a pop-up message on your screen. If you are unable to connect or are prompted for your password repeatedly attempt the following options.
Running Out of Mailbox Space
Microsoft has its own tool for automatically scanning and correcting Office when things go awry. You can read about it and then run the Microsoft Support and Recovery Assistant to see if that helps. It can automatically diagnose issues, troubleshoot, and fix problems with Outlook. A more general version that can also fix Office, Microsoft 365, and other Outlook problems can be found here. Ashila is a passionate researcher and writer specializing in diverse technologies. With a keen interest in industrial growth and technical innovations, Ashila leverages her expertise to create insightful content that bridges technology and business development.
Stop Performing a Send/Receive When Exiting Outlook

You can start Outlook in safe mode, disable your add-ins, and then try to open Outlook normally. The settings in the Send/Receive Group windows let you customize the synchronization rate of the new group. Make sure Outlook is updated to the latest version to benefit from bug fixes and performance improvements. Ensure all IMAP/POP3 and SMTP settings are up to date as per your provider’s documentation. If you ran SaRA in Step 3, and you created a new profile, you can skip all of Step 4. This option could be useful if you constantly have to wait for Outlook to rebuild its data file when you restart.
- To install the latest Windows and Office updates, click the link below.
- The built-in back-off mechanisms in the indexing component of Windows Search or WDS pauses the indexing of Outlook data when the system is under heavy use.
- Use this workaround at your own risk.If your antivirus software includes integration with Outlook, you may experience performance issues in Outlook.
- Our relationship to the Microsoft Partner Network allows us to provide competitive pricing and authentic software and support, all with a much-needed human element.
- We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion.
Does classic Outlook stop running or refuse to start?
After finishing one step, if it does not resolve the issue move on to the next. If Outlook Desktop fails to connect, try these steps before escalating the issue to the ET&S Help Desk. Power for providing "An Outstanding Customer Service Experience" for its Assisted Technical Support. J.D. Power 2024 Certified Assisted Technical Program, developed in conjunction with TSIA.
Error Code: 0x80004005 – Unspecified Error
Is there a tool to fix Outlook issues?
If you can't open Outlook, or Outlook disappears or crashes, one of your add-ins may be to blame or you may need to update Outlook. If you are having problems with Outlook, there are a few things we can help with to get you back to sending and receiving your email.