Top 5 Fixes for “Outlook Not Responding” Issue

Even you experiencing Outlook not responding error? or Outlook app freeze, or stops working when you try to open a file or send a message?

There are several probable causes for Outlook to give this error or to behave erratically. So, in this informative guide, I have described top 5 fixes for not responding error.

Before you begin with those 5 troubleshooting techniques for fixing this Outlook not working issue, lets glance at possible reasons behind the problem.

Causes for Outlook Not Responding Error:

These are the basic grounds of not responding issue in Outlook.

  • Latest Outlook updates are not installed
  • Outlook loading exterior data
  • Add-ins
  • Large mailbox
  • Defective Office program
  • Corrupt/damaged Outlook data file
  • Antivirus issues
  • Corrupt user profile

Now, we are aware of the factors that are responsible for the appearance of Outlook not working issue. So, let’s start fixing it using simple methods.

Top 5 Fixes for Outlook Not Responding Error:

First, press Ctrl, Alt and Delete keys together and open Task Manager window.

Select Microsoft Outlook from the list of running applications and choose to End task.

Also, close all other running applications which you are not using.

Note: Close all opened wizards of Outlook. Then, disable your antivirus application or exclude Outlook from the antivirus scan (ensure that your antivirus tool is not blocking the Outlook from functioning normally).

If Outlook not working issue still persists even after the above preparation, then try these top 5 fixes for Outlook Not Responding error.

Fix 1: Open Outlook in Safe Mode and Remove Add-ins

Launch Outlook in safe mode using an apt way from below listed ones based on your Windows OS version.

For Windows 10: In Start menu, type Outlook.exe /safe, and hit Enter key.

For Windows 8: From Apps menu, select Run, type Outlook /safe, and opt OK.

For Windows 7: Go to Start, and type Outlook /safe in Search programs and files tab. Then, click Enter button.

If Outlook works fine in Safe mode or you have not met this issue before, then recently installed add-ins might be causing the problem. So, remove all recently installed add-ins one after the other and quit Outlook after each.

To remove add-ins, go to File menu in Outlook –> click on Options -> select Add-ins -> then Go.

Fix 2: Stop Outlook from Loading External Content and Lighten the Mailbox

To stop Outlook from loading external content,

Select File from outlook menu -> Options -> Trust Center -> Trust Center Settings… then enable below-stated options and select OK.

  1. “Don’t download pictures automatically in HTML e-mail message or RSS items”
  2. “Warn me before downloading content when editing, forwarding, or replying e-mail”

Lighten the Mailbox:

Your Outlook mailbox requires more resources to open each folder when its size grows. And, if you have a large mailbox then it leads to several other Outlook issues.

So, lighten your mailbox size by cleaning it using below steps.

From File menu select Tools.

Choose Mailbox Cleanup.

Use View Mailbox Size, Find items larger than, Find items older than, View Deleted Items Size, Empty Deleted Items folder, View Conflicts Size, Empty Conflicts options and complete the task.

Fix 3: Repair Office Program and Install Latest Updates

Repairing Office program, at times when you have a corrupt MS Office program may fix Outlook not responding issue. And, you can automatically repair your Office program files using the below-explained procedure.

How to Repair Office Program Automatically?

Step 1: Open Control Panel, and select Add or Remove Programs (in Windows XP) or Programs and Features (in Windows 10/8/7/Vista).

Step 2: From the list of installed programs, select and right-click on Microsoft Office.

Step 3: Click on Repair option.

In the meantime, ensure that your computer meets the Outlook system requirements (Outlook 2016/2013/2010 based on your version) and check all the latest updates for your Outlook are installed.

Fix 4: Create New Profile

Creating new profile may help you in getting rid of Outlook not responding problem if your current Outlook profile is damaged or broken (corrupted).

To create new profile in Outlook,

Open Mail and select Show Profiles,

  • By typing Control Panel in Start menu then opting User Accounts in Windows 10.
  • By opening Apps, then Control Panel in Windows 8.
  • By choosing Start later Control Panel in Windows 7.

Next select Add, give a name for the new profile in the Profile Name tab and choose OK.

Enter your email address and password for the new profile, then follow on-screen instructions.

After the profile is created, in Show Profiles wizard, opt for Prompt for a profile to be used.

Start Outlook with this new profile.

If this method solves Outlook not responding issue, then delete your old profile from Show Profiles window.

Fix 5: Repair Data Files

Most of the times, corrupted or damaged Outlook data file i.e. PST give rise to Outlook issues. But, you need not worry about PST file corruption. Since an Inbox Repair Tool (SCANSPST.EXE) is installed on your computer when you install Office. This Inbox Repair Tool scan the corrupt file and resolves Outlook issues.

How to Repair PST File Using Scanpst?

First, quit Outlook and go to C:\Program Files (or C:\Program Files (x86))

Open, your respective Office folder (use below instructions) and type SCANPST.EXE in the Search box.

Figure: Screenshot of Outlook 2013 Scanpst location.

  • Open root\Office16 for Outlook 2016
  • Open Office15 for Outlook 2013
  • Open Office14 for Outlook 2010
  • Open Office12 for Outlook 2007

Open SCANPST.EXE and Enter the name of the file you want to scan (you can also use Browse option to select the PST file).

Click on Start button to begin the scan process.

If the scan shows errors, opt to Make backup of scanned file before repairing and run Repair.

After the completion of repair process, start Outlook application with the repaired profile data file.

Sometimes, SCAPST cannot resolve the error Outlook not working if your PST file is severely damaged. Thus, along with Outlook problem, you may even face SCANPST.EXE not responding issue too. So, in case SCAPST.EXE fails to fix your problem then take the assistance of Yodot Outlook PST Repair and get rid of Outlook not responding issue easily, in no time.