Sometimes antivirus and firewall rules set by windows defender can detect the pirated software and block or stops the way the Microsoft Outlook is supposed to work and cause error. If you have never cleared temp files like LocalAppData and AppData of Outlook then its most probable those the unwanted temp files from you RAM which caused . Just follow the steps mentioned below and you will remove all of the unwanted files from your desktop.
Users must adhere to the rules of behavior defined in applicable Systems Security Plans, DOL and agency guidance. However, there are instances when an uninstall is necessary, such as if you run into errors or problems during installation. In most cases when you run the Microsoft Office Setup program on a computer with an earlier version of Office installed, the earlier version is removed. Here is all the information on how to fix the error.
I hope one of the methods worked for you. If you haven’t still solved the problem please comment below and we will try to find a possible solution for you. You can also try to get help directly from the Microsoft support team. You may experience incompatibility issues with the operating system if you are running an earlier version of Outlook on your computer’s operating system.
Download the latest version of Microsoft Office from the official site and install it. Launch the application and press the Update Options button and select Update Now from the drop-down menu. After that, restart your system to make the changes take effect.
If an update is required, update all new comes and restart your pc now open outlook and see if the error is solved. Since the issue can be caused by multiple Outlook accounts, it’s recommended to lo out all the logged-in accounts. If you are searching for methods to optimize your storage device and restore lost data from different storage devices, then Ariel can provide reliable solutions for these issues. Now, you will see all mail accounts that are configured to your Outlook. Check if there are any duplicate accounts.