FIX: Outlook hangs when switching to calendar

by Matthew Adams
Matthew Adams
Matthew Adams
Windows & Software Expert
Matthew is a freelancer who has produced a variety of articles on various topics related to technology. His main focus is the Windows OS and all the things... read more
Affiliate Disclosure
  • If your Outlook freezes and an Outlook (Not Responding) error message appears, you are not alone.
  • In this article we present several fixes for this error, so make sure to keep reading.
  • Check out our Outlook Errors section for more fixes and troubleshooting guides.
  • If you are looking for more recommendations like this one, you can visit our  Outlook Troubleshooting Hub.
error outlook hangs when changing to calendar

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What to do if Outlook hangs when you switch to calendar?

  1. Turn Off Outlook Add-ins
  2. Open Outlook in Safe Mode
  3. Set Up a New User Profile
  4. Repair the MS Office Suite
  5. Fix Outlook Data
  6. Use the Microsoft Support and Recovery Assistant
  7. Change your email provider

It’s not entirely unusual for Outlook to hang when users send emails or open files with the application. Some users have also stated on forums that Outlook hangs when they open the calendar within the software.

When the email software hangs, it freezes up and an Outlook (Not Responding) error message appears at the top of the application’s window. Consequently, the email software has effectively crashed; and users need to restart the application.

Does Outlook also hang when you switch to its calendar? If so, the resolutions below might fix Outlook hanging.

1. Turn 0ff Outlook Add-ins

how can I fix outlook hangs error
  1. Open the Outlook application.
  2. Click File and Options to open the Outlook Options window.
  3. Click Add-Ins on the left of the window.outlook add ins
  4. Select COM Add-ins from the Manage drop-down menu.
  5. Press the Go button to open the COM Add-ins window.
  6. Then deselect all the selected add-ins.
  7. Press the OK button.

Outlook users have confirmed that turning off the application’s add-ins fixes the calendar hanging. To be more specific, turning the iCloud Outlook add-in off has fixed the Outlook (Not Responding) error for some users.


2. Open Outlook in Safe Mode

fix outlook crashes

Alternatively, you can open Outlook in Safe Mode, which also turns off the application’s add-ins. To open the email software in Safe Mode, press the Windows key + R hotkey. Then enter ‘outlook /safe’ in the Open text box and click OK.


3. Set up a new User Profile

troubleshooting outlook hangs

Outlook hangs for users utilizing the application within a corrupted user profile. So setting up a new Outlook user profile is another potential resolution. You can remove your corrupted profile and set up a new one as follows.

  1. Open the Run accessory with the Windows key + R keyboard shortcut.
  2. Input Control Panel in Run’s open text box, and click the OK button.
  3. Click Mail in the Control Panel.
  4. Press the Show Profiles button on the Mail Setup window.
  5. Select your current profile, and click the Remove button.
  6. Click the Yes button to confirm.
  7. Press the OK button.
  8. Open the Outlook application.
  9. Click File > Add Account to open an Add Account window.
outlook cannot access gmail account
  1. Then enter the required details in the text boxes.
  2. Press the Next button.
  3. Press the OK and Finish buttons to set up the new profile.

4. Repair the Microsoft Office Suite

outlook troubleshooting

The MS Office suite includes a Repair option you can select to fix its applications. That option might come in handy for repairing Outlook when it hangs and freezes. This is how you can select the MS Office Repair option.

  1. Open the Run accessory.
  2. Enter appwiz.cpl in Run’s text box
  3. Press Return to open the Programs and Features Control Panel applet below.
  4. Select the MS Office suite on the program list.
  5. Press the Change button to open the repair Office dialog.
  6. The Office 2016 repair dialog includes Quick Repair and Online Repair options.
  7. Select Online Repair for the most rigorous repair.
  8. Press the Repair button.

5. Fix Outlook data

error outlook crashes

Outlook Not Responding errors can be due to corrupted PST file data. So repairing the PST file might also fix Outlook’s calendar hanging. This is how you can fix PST files with the Inbox Repair Tool (scanpst) utility.

  1. First, open Cortana’s search box by clicking the Type here to search button on the Windows 10 taskbar.
  2. Enter the keyword scanpst.exe in Cortana, and then select to open SCANPST. Alternatively, you can open the Inbox Repair Tool by opening your Office folder in File Explorer and double-clicking scanpst.exe.repair outlook
  3. Click the Browse button to select your Outlook PST file.
  4. If you’re not sure what folder includes your PST file, open Outlook and click File, Account and Account Settings. Then you can select the Data Files tab that lists your PST file paths.
  5. Press the Repair button on the Outlook Inbox Repair Tool window.

6. Fix Outlook with the Microsoft Support and Recovery Assistant

troubleshooting outlook crashes

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Some Outlook users have also stated that they’ve fixed the application’s calendar issue with the Microsoft Support and Recovery Assistant for Office 365 utility. That’s a handy troubleshooting utility for Outlook, OneDrive, and Skype.

Press the Download now button on this page to save that utility’s installer to Windows. Then you can open the utility’s installer to add Microsoft Support and Recovery Assistant to Windows.

7. Change your email client

Almost everyone has used Outlook as their email provider, and they are one of the most known on the market. Unfortunately, though, lots of errors keep on appearing when using it and it may be time to start thinking about choosing another email app.

Thankfully, you can find plenty of alternative email clients that come with similar task management tools.

You can find plenty of modern Windows 10 email clients that are a lot more stable and have great security and encryption, to ensure that your emails are completely private.

On top of that, the best email clients you can find today come with great contact management tools, powerful search functions that can help you find any email in seconds, and other additional features like e-signatures, spellchecker, email templates, or translator.

Those are resolutions that users have confirmed fix the Outlook (Not Responding) calendar error. The above fixes might also resolve other Outlook (Not Responding) errors that arise when sending emails.

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