If it does not help, launch Outlook in Safe Mode and see if you are able to syn that email account. Sometimes restarting the PC and relaunching Outlook may just make the problem go away, so do not take this suggestion lightly, but try it at least onec. Anyway, if you are facing this issue, here are a few things you could try. pst data files have been corrupted and Outlook is thus unable to load your profile. This could happen if your personal Outlook.

Outlook stuck on Loading Profile or Processing

After a while, I opened it in Safe Mode but found that one of my email accounts had no email in it and was displaying an empty folder. On the restart, when I launched Outlook, I found that it would not go beyond the Loading Profile splash screen. Edge being the default PDF file opener, it suddenly sprang to life, and – BAM – the next thing I saw was the IRQL_NOT_LESS_OR_EQUAL Stop Error screen and my PC restarted. I was working on my laptop and needed to open a PDF file. If when you launch your Microsoft Outlook desktop client on your Windows PC, it is stuck at the Loading Profile or Processing stage, then this post may be able to help you.

Microsoft outlook stuck on loading profile