
Must open Outlook with the administrative privileges (Run as Admin). To work around the issue, you will need to end all Office processes that are running and disable the presence features. Restart the Outlook application and check if the issue persists.

Let’s Start with Knowing the Reason for the Outlook Stuck on Loading Profile Issue:
- You can end all office-related processes in task manager to ensure a fresh start.
- Remember to re-enable your antivirus once Outlook is working properly.
- The same applies to the situation whenever Outlook stuck on loading profile.
- Further, start the application again to check if the error has been fixed.
- If you are still seeing this issue, restart Outlook a couple of times so it can pick up the service change.
- Follow these methods to resolve the Outlook stuck on loading profile issue.
Further, start the application again to check if the error has been fixed. The software provides options to split the resultant PST file. You can set the size for the PST file, and the software will split it after recovery. Ask a question and find solutions from Support Agents, MVPs, Engineers, and Outlook users.
But What if the Above Methods Don’t Work and Scanpst.exe Fails to repair?
How to clear Outlook profile cache?
Follow the steps below to reset the navigation panel and fix the loading profile issue. You can follow the steps below to reset, but before starting, ensure that Outlook is not open. I'm having an issue with one Outlook 365, the program open and get stuck at loading the user profile, any profiles. Microsoft Outlook is an excellent application with a wide range of features.

Method 4: Reset the Navigation Panel of Outlook

After performing the steps, check if the error persists. 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. An Outlook pop-up comes up and populates with my address, I click the big blue "connect" button.
Method 7: Create a New Outlook Profile
In this blog, we have discussed different ways how you can fix if your Microsoft Outlook stuck
Microsoft 365 troubleshooting on loading profile. But if the profile is stuck due to the corrupt PST File then the best way to fix is by using the professional tool. The tool is efficient and saves a lot of time for the user. While working with Outlook, it is a common issue that Outlook users get. There could be multiple reasons for the same, hence various workarounds. Follow these methods to resolve the Outlook stuck on loading profile issue.