1. Reboot the Outlook application:

At times, all it may take to fix some errors or problems is to restart the computer or program. Close the window containing Outlook or the application itself, then open the application once more and see if the problem will still be there.

2. Run Outlook in Safe Mode:

Safe Mode is a mode of operation whereby all add-ins are disabled and this is very beneficial since such add-ons are many times the cause of the errors.

• Press Windows + R to open the Run dialog.
  
• In the open dialog box, type outlook.exe /safe and hit enter on the keyboard.
  
• In case the outlook application opens without issues in the safe mode, it is likely that the issue was due to one of the add-in applications.
• You can go to file, then options, then add-ins, and manage COM add-ins to switch these off.
• Make sure to disable the check-boxes for all unnecessary ones.
  

3. Fix Your Outlook Profile :

To understand what outlook profile repair does, know that it is also a common cause of problems including prompt errors. The first open is control panel and then click mail. Click Show Profiles, click on your profile, then click Repair. Then follow his instructions to finish repairing.

4. Upgrade Outlook :

Make sure that you have the most recent version of Outlook installed. Installing updates may fix certain issues that are causing the error.

• Start the Outlook application and navigate to File> Office Account sections.
• Click on Update Options and tap on Update Now to proceed.

5. Repair PST/OST Files :

Data files that are corrupt can cause problems with outlook.

• Exit from the Outlook application. Once again from the Control Panel select the Mail.
• Then select Data Files and check where the PST or OST file is located.
• Start this tool to repair the file: the Inbox Repair Tool (Scanpst.exe): Search for Scanpst.exe on your machine.
• Launch the application and select your PST or OST file.
• In the ‘repair the file’ section, do as instructed.

6. Turn off Hardware Acceleration :

At times, hardware acceleration can be a problem when using Outlook.

• Launch the Outlook application and click on File > Options. Choose Advanced.
• Go to the bottom of the page and Display section.
• Choose the option “Disable hardware graphics acceleration.” Close and open Outlook again.

7. Set Up a fresh Outlook Profile :

If doing the above does not fix the issue, creating a new profile in the system might help.

Control Panel > Mail > Show Profiles Then click on Add and create a new profile as per the instructions. Set the new profile as default and start Outlook.

8. Reinstall Microsoft Outlook :

The last option available is to remove Microsoft Outlook and then re-install the program. Before you do this, back up all your data in your account.

Go to Settings followed by Apps. In the list that appears search for Microsoft Office, click on it and click on the Uninstall option. After the uninstallation process, reinstall the office suite from your account with Microsoft.

In conclusion,

If you are still not able to resolve this error after performing these methods. We suggest you to communicate with our experts, I am sure they will suggest the best solutions to resolve this error code completely. You can also visit our website for more information.