Office 365 Not Working on Windows 10? Here’s How to Fix It

Recent times have seen a boost in work-from-home culture. The pandemic has shifted a lot of jobs online, and the dependence on Emails for communication has significantly increased. Microsoft Office 365 is the most popular Cloud-based suite. In these testing times, people have faced many issues regarding Office 365 Not working.

Microsoft Office 365 is a Cloud-based suite of productivity apps like Outlook, Word, PowerPoint, and more. It is supported on PC, Macs, tablets, and phones. Due to its wide range of users the issues like “Office 365 not responding” have been reported a lot. In this article, we would be discussing the tips and tricks to repair Office 365. An expert solution i.e., Sysinfo Office 365 Backup Tool will also be discussed that can be used to keep your files safe and secure.

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Method 1: Check your Internet Connection

Outlook’s ability to connect to the Internet can be affected if any of the background processes running on your PC encounter a minor problem. Occasionally, performing a basic system reset can yield remarkable results! Restarting your computer clears out several processes a fix several issues. Restart your computer then launch Outlook and check your Internet connection.

[Note: The next method should be used if you are still receiving the same error message.]

Method 2: Open Files using Office Applications

Sometimes when Office 365 not working directly, you can open the corresponding office application and open the target file. The following steps are:

  1. Launch the MS Office Application, like Word, Excel, or PowerPoint.
  2. Click on File>>Open.
  3. Browse and select the Target File.

If you can successfully open the target file, congratulations! However, if, regrettably, you encounter difficulties in doing so, please proceed to the next solution.

Method 3: Shortcuts Not opening

If you are unable to open the shortcuts, you can directly open the actual executable files. The following points will elaborate on the location of these executable files. Depending upon the version of the software the files can be located at.

C:\Program Files (x86)\Microsoft Office\Office12

C:\Program Files\Microsoft Office\Office12

After finding the executable files double-click on them to open. If you succeed then, the shortcuts are the problem. So, recreate the shortcuts to fix the problem.

Method 4: Disable Add-Ins

To identify whether an incompatible or faulty Outlook add-in is causing the error and disrupting the connection to the Exchange server, you can follow these steps:

  1. Press the Windows+R keys, Type Outlook/safe, and click on OK.
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  2. Click on File>>Options.
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  3. Select Add-Ins and then click on Go.
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  4. Uncheck all add-ins and click on OK.
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  5. Now, restart Outlook in normal mode.

To identify and remove any problematic add-ins, you can follow these steps: First, ensure that the error has been resolved. Then, proceed to activate each add-in individually in Outlook and take note of any errors that occur. By doing this, you can pinpoint the specific add-in causing the issue. This might resolve your issue of Office 365 not working.

Method 5: Update Office 365

Sometimes software becomes buggy when updates are not regularly done. For better functioning of Office 365, you should update the application regularly. The following steps will guide you to update your application.

  1. Launch Outlook Application, and click on File located in the top left.
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  2. In the sidebar, Click on Office Account.
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  3. Click on Update Options>>Update Now.
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Following these steps will ensure that your Office 365 is up-to-date. Restart your application, if it works HOORAY! Or else, refer to the next method.

Method 6: Repair Office 365

Some of the files in your Office 365 may have been corrupted. But do not worry, Office 365 offers a repair solution that will repair your Office 365. The Steps the repair your Office 365 are:

  1. Open Control Panel and select Uninstall a Program.
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  2. Select Office 365 and click on Change.
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  3. Click on the Options Online Repair and click on Repair.
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Now, relaunch your Office this might fix your issue of Office 365 not working.

Method 7: Reinstall Office 365

Sometimes, a simple reinstallation of software can fix all the bugs in the software. If your Office 365 is not working on Windows 10/11, just go to the Official website, and install Office again.

Method 8: Stop ClickToRunSvc Service

When your PC happens to wake up from sleep or hibernate, occasionally ClickToRunSvc freezes, this causes Office 365 forever to respond. Just stop the service to solve the issue.

  1. Press Ctrl+Alt+Delete, then select Task Manager.
  2. Switch to the Services tab.
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  3. Browse and right-click on ClickToRunSvc, and click on Stop.
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Then Relaunch your Office 365 Application, to see whether the problem is solved.

Method 9: Open Microsoft Office in Safe Mode

Another method to fix the problem of Office 365 not working is by opening them in Safe Mode. The following steps will open MS Word in Safe mode.

  1. Open the Run box by pressing, the Windows+R keys.
  2. Type winword /safe and click on OK.
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  3. Then, you will see that MS Word opens in safe mode.
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The following lines run different office programs in safe mode:

  • Excel: excel /safe
  • PowerPoint: powerpnt /safe
  • Outlook: outlook /safe

Method 10: SysInfo Office 365 Backup Tool

There are a humungous number of users in Office 365. It is used to store official and sensitive documents, so having a backup of these files is always a safe bet. Having a backup of these files can prevent the loss of sensitive information. SysInfo Office Backup Tool comes loaded with features.

  1. It creates a local Backup, so the users can access their information even when they are offline.
  2. This tool removes duplicate items, which is useful in space management.
  3. Advanced Filters like data range are also available.
  4. It can even restore corrupted OST or PST files.


We hope that this article has helped with your issue of Office 365 not working. All the possible and relevant methods were extensively explained. Most of our Sensitive information is on Office 365 applications like Outlook, MS Word, etc. It is always safe to have a backup of this information, as any unfortunate event of Office 365 can cause a permanent loss of data. SysInfo Office Backup Tool is recommended by IT Experts to back up your Office 365 data to Local files. It is the most reliable and safe tool currently on the internet. Also, read the blog cannot start Microsoft Outlook to find the best tips to fix Outlook cannot start issue.

About The Author:

As a content writer, I specialize in Email Migration, Data Recovery, Email Backup, and File Management. I have been writing professionally for two years now. There is so much information available in this field that I am intrigued by the newer technologies and techniques.

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