Learn How to Resolve Outlook Not Responding Error Message

admin | June 8th, 2017 | Outlook

Microsoft Outlook is one of the most advanced email clients nowadays, yet is have some complexities. It offers great flexibility by providing connectivity for much professional software. But, such software or plug-ins can lead to improper functioning of Outlook. It is designed to archive Inbox emails to decrease the size of the mailbox. However, mailbox size increases continuously when more and more items are added to it. Due to this reason, Outlook is not able to provide a smooth functioning of user mailboxes. When this happens, then there appears a message i.e. Microsoft Outlook Not Responding Error.

Reasons causing Outlook Not Responding Error Message

There can be many other reasons as well due to which this error can occur. Such errors are quite frequent if the Outlook freezes or hangs while accessing or sending a mail. Some of the common causes due to which the above-mentioned error occurs are described in the below section:

  • Outlook is used by several processes.
  • Outlook is outdated.
  • Mailbox size is too heavy.
  • Some conflict in the add-ins of Outlook.
  • Damaged or Corrupt data files.
  • Corruption in Outlook programs.
  • Corrupt user profile.
  • Conflict with some program connected to Outlook.

The above-mentioned reasons and the corresponding error messages occurred in the earlier versions of Outlook along with Outlook 2010 and 2013. So, in order to overcome the Outlook Not Responding error, you will need some methods which fix the error from Outlook 2013, 2010, 2007 and other below versions.

Manual Solutions to Fix Microsoft Outlook Not Responding Error

There are some common approaches which can be tried to resolve the error. Those methods are mentioned below:

1. End Outlook.exe process
(i) Open Windows Task Manager by pressing Ctrl + Del + Alt or by right-clicking on the taskbar.
(ii) Switch to the Processes tab.
(iii) Choose OUTLOOK.EXE.
(iv) Click on End process button.

2. Disable Outlook add-ins
If you get the Outlook Not Responding Error for the first time, then you should try turning off the recently installed plug-ins.
To turn off the add-ins in Outlook 2007, follow the steps mentioned below:
(i) Navigate to the Tools menu.
(ii) Click on the Trust Center and choose Add-ins.
(iii) Click Go.

Follow steps to turn off plug-ins in Outlook 2010 and 2013.
(i) Switch to File tab.
(ii) Click Options.
(iii) Choose Add-ins
(iv) Click Go.

Then uncheck the Add-ins and close the window.

3. Start Outlook in Safe Mode
(i) Hold the Ctrl key and click on the Outlook icon or open command line and type outlook.exe /safe.
(ii) Click Yes to confirm that you want to start Outlook in safe mode.
(iii) If this method resolves your issue, then the problem was most likely in one of the Outlook plug-ins.

4. Close all the open applications and programs

As Outlook is a complex email client, therefore it requires a lot of resources for its smooth functioning. If it does not get the required memory to perform a specific operation then also it can lead to Microsoft Outlook Not Responding Error message. A simple solution to close all the programs which are not required at that instinct of time.

5. Repair Outlook Data Files

There can be chances that an Outlook data file may get damaged or corrupted due to some reason. The Outlook comes with an effective Inbox Repair tool which can scan and repair the Outlook data file automatically. Follow the below-mentioned steps to access the tool:

(i) Close Outlook.
(ii) Go to C:\Program Files\Microsoft Office\OFFICE15 if you are using Outlook 2013, and C:\Program Files\Microsoft Office\OFFICE14 if you are using Outlook 2010.
(iii) Double click on Scanpst.exe.
(iv) Click on Browse to select the Outlook data file.
(v) Choose the scan options by opening the Options window.
(vi) Click Start when you are done.
(vii) The repair process can be initiated if it spots any error.

6. Reduce the Size of Mailbox

Outlook stores all its data within PST files. If you are using Outlook with Exchange mailboxes, then data is stored within OST files. If the Outlook PST or OST file grow large in size then these files can get damaged or corrupted. So, you must clean up your Outlook mailbox folders, archive old emails and empty the deleted items folder. It will end up decreasing the size of the mailbox. Moreover, you can also use the Compact feature of Outlook to compress the size of the data files.

Expert Solution

The Microsoft Outlook Not Responding Error message might get resolved using the above-mentioned methods. These approaches work in almost all cases but if your Outlook data file is severely corrupted or damaged then you must use an automated solution to repair Outlook PST file. This solution can resolve the error whether the Outlook data file is severely damaged or not and will also help to extract data from it.