Users who had been working normally suddenly repair Outlook data file received the CAA2000B error / AADSTS (after the token expired). Most Outlook problems can be resolved with proper troubleshooting and maintenance. Following the fixes above will help you keep your Outlook running smoothly and protect your productivity. We hope this guide proves useful in resolving your Outlook problems efficiently. Outlook accounts can have up to 100GB of storage per mailbox.

When PST files are beyond the repair scope of the Inbox Repair Tool (ScanPST.exe), third-party PST recovery tools can be a lifesaver. These programs are specifically designed to handle more complex data corruptions. They use advanced scanning and recovery algorithms to parse severely damaged files, reconstruct them, and recover their contents. Restarting your device clears temporary files and can fix minor software conflicts. If the above solutions are not working up to the mark, it simply indicates the corruption in your Outlook PST files.

This section introduces solutions that you can use when Outlook 2016 or Outlook 2013 is not opening. If none of the above steps repair Outlook data file work, the issue may be more complex or related to server-side problems that only Microsoft can resolve. Try these troubleshooting steps in the order presented here, from simple to more complicated.

Originally, the freezing would only occur when I actually tried to do something. So, if I tried to open a message, search my inbox, write a new email, go to the calendar, etc., it would freeze up for about 5-10 seconds at a time. Then would work as normal before freezing up again. The freezing never seemed to occur when I had Outlook open but repair Outlook data file was not using it.

Outlook will detect this and asks if you want to start Outlook in Safe Mode. Select "Update Options" and then choose "Enable Updates". If prompted to allow Outlook to make changes to your computer, select Yes.

When you know the cause of Outlook is having trouble starting then now the next step is to apply the appropriate fix. Below are several proven methods to resolve Outlook’s trouble issues. After running any of the above processes, make sure you check for updates again to verify that all updates have been installed. Use the Inbox Repair Tool (scanpst.exe) to scan your pst-file for errors. When you use a pst-file, it repair Outlook data file could be that an issue with that pst-file is preventing Outlook from starting correctly. When typing, please note the space between outlook.exe and /safe.For alternative methods of starting Outlook in Safe Mode see this Quick Tip.

In some instances, however, one or more Add-ins may cause problems and needs to be disabled. Add-ins can either be removed from the Windows Control Panel or through Outlook itself. Perfectly repair and recover corrupted Outlook PST & OST files. When something goes wrong with Outlook, Microsoft recommends that we start it in Safe mode.

Find solutions to common problems or get help from a support agent. Starting Outlook in safe mode, which starts Outlook without add-ins loaded, can tell you if an add-in is the source of the problem. We go above and beyond the average software reseller because we built our business on trust. As active members in the IT community, we work to support our clients’ businesses and provide them with peace of mind.

Especially if you’re using a different version of Windows, this can break compatibility with Microsoft Outlook or Outlook configuration files. If Outlook still misbehaves, your antivirus might be the repair Outlook data file culprit. Make sure Outlook is on your antivirus’s trusted list, and if it’s still acting up, temporarily turn off your antivirus to see if that’s the problem. Outlook is a bit of a memory hog, and if you have too many other programs running, it mightn’t get enough memory to work properly. In other words, you can try closing other apps to give Outlook some breathing space. To troubleshoot the "Outlook Stops Responding" issue effectively, you’ll need to identify specific causes or causes in your scenario.

Often there is the option to add sites to a whitelist, and you can give more permissions to Outlook. The easiest way to find out if this is the problem is to temporarily disable your antivirus software and log in to Outlook as usual. If the prompts go away, you'll know it was the antivirus software. There are a number of reasons this issue arises, which makes it even more infuriating. It could be an issue with a setting on the account, or it could be something external that is blocking normal functions in Outlook.

Updating your Outlook may conveniently solve the issues you're experiencing. All you need to do is to check and install any updates for the app. Existing Hotmail accounts have been permitted repair Outlook data file to keep their email addresses as well. You can still create a new email address with @hotmail.com as the domain name. If Microsoft Outlook is not working, we might be able to help you pinpoint why.