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on December 31, 2025
Sometimes, a weak or unstable internet connection can cause Outlook to misbehave. To check if this is the issue, temporarily disconnect from your Wi-Fi or unplug your LAN cable, and then try opening troubleshooting Outlook startup issues Outlook again. If you receive a connectivity error, your network might be to blame. You can also connect to a different Wi-Fi source to see if that resolves the problem.
So, make sure you turn off the hardware acceleration option in Outlook. Follow the steps below to reset the navigation panel and fix the loading profile issue. I'm having an issue with one Outlook 365, the program open and get stuck at loading the user profile, any profiles. Outlook won’t work correctly and will not be able to load the profile screen if its files are corrupted. These files can be repaired through an inbuilt program in the Outlook installation directory.
Also, you can recover permanently deleted items and attachments from Outlook with the help of this Outlook repair tool. You can even migrate PST files to Office 365, email servers, and web email clients with the help of this software. If all the above methods were unsuccessful, you could take a closer look at the Outlook data file instead. You can easily use ScanPST to examine and repair your PST file. If that does not work you can try using SFWare PST repair software.
If you have an active ad or pop-up blocker extension, then it might be preventing Outlook from loading properly in Chrome. To fix this, you don’t have to disable your ad blocker completely, but you need to make sure it’s not active on Outlook’s website. It’s important to update your browser as newer versions will include security updates, bug fixes, and new features that will ensure you get the best experience. Updating Chrome to the latest available version may fix your problem of Outlook not loading. It might take a few minutes while your browser clears your browsing data.
If none of that worked, I’d restore the server from backup when it was working and see what happens moving forward. If both of those don’t fix it, I’d run a full maintence cycle on the server. I couldn’t find anything in the Event Viewer that points to the root cause, nor could I find any similar issues online. These troubleshooting techniques apply to Outlook 2016 and 2011 for Mac.
Outlook stores all your email messages, meetings and events, contacts, and tasks in data files. You can run the Inbox Repair Tool (scanpst.exe) to scan your Outlook data files and repair errors. Are you having trouble starting Outlook or receiving "Cannot start Microsoft Outlook. Cannot open the Outlook window" error messages? We can fix the problem for you, or you can use the troubleshooting steps we're providing below to help resolve these startup issues.
Outlook being a great platform, still encounters some glitches and errors like Outlook 365 not working on Windows 10. This error leads to less productivity, especially if Outlook 365 is your default email client. The only way to resolve this issue is to repair Outlook 365 in Windows 10. But the troubleshooting Outlook startup issues problem arises when you don’t know the correct way of doing it. If this method works, try disabling your add-ins and any recent customizations that you may have made in Outlook to permanently fix the issue.
Keep in mind this does take a while, and it’s usually best done after the user has left for the day. Sometimes you’ll open Outlook and troubleshooting Outlook startup issues then for no apparent reason, it will freeze or shut itself down. There are quite a few different causes for this, but one of the most common is a defective add-in. Here’s how to disable add-ins in Outlook even when it keeps crashing. Find solutions to common problems or get help from a support agent. If Outlook issues persist, consider reaching out to Microsoft Support or your IT administrator for advanced troubleshooting.
To edit a shared calendar, go online to your own Outlook.com calendar, open Calendar for Windows 10, or use a mobile device. If you typically use an Outlook.com account for email, this issue can occur if there are multiple aliases on the account and the 3rd party email troubleshooting Outlook startup issues address is the primary alias. Although it's not possible at the moment to turn the feature off entirely, you can choose to remove it from your favorites list by right clicking the folder and selecting Remove from Favorites.
You can set the size for the PST file, and the software will split it after recovery. On June 25th, 2019, the Outlook Team made a change to the service to fix this issue. If you are still seeing this issue, restart Outlook a couple of times so it can pick up the service change. This software also allows to recover Lost Attachments Edited from Outlook. The above solution will help you to resolve the Outlook Stuck at Loading Profile error.
If you used the workaround below you can now switch from using an Outlook.com alias to your country's domain. If filling in the right info doesn’t work or if your other provider doesn’t provide POP access, contact the provider. If you have Outlook in your startup folder, remove the shortcut from the startup troubleshooting Outlook startup issues folder. Ensure that your firewall or antivirus is not blocking the connection.