The Easiest Way To Fix Microsoft Office 365 Crashes

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While Office 365 has gained immense popularity from world users, a section of users complained frequent Office 365 crashes.

The techno-giant Microsoft’s subscription-based Office 365 suite offers many interesting features such as 1 TB of OneDrive storage space, free updates & upgrades, and the ability to use it on 5 devices besides full-fledged installable Office products.

Let’s find out how to fix Office 365 crashing issue..

Download Diagnostic

You’re just 3 steps away from automatically fixing this problem….

  1. Download and install Diagnostic
  2. Perform driver update.
  3. Restart your computer.
Start-Download-Button

Estimated Download Time: 10 Seconds


Disable Faulty Add-Ins

Add-Ins are pieces of components that provide additional functionality to software.

Third party add-ins are of different types such as grammar checkers, template designer, and so on.

Although add-ins can be useful and supercharge Office with rich features, some of them can cause conflicts. A malfunctioning add-in causes Office 365 crashing issue.

Disable all add-ins one by one until it fixes your problem.

1.Open your Office application, and click on File.

Ribbon Interface

2. Select Options.

File Menu

3. In the new dialog that appears, click Add-Ins.

Options > Add-Ins

4. Click the Go button where it says Manage.

Manage Com Add-Ins

5. Un-check add-ins you want to disable.

Com Add-Ins Dialog

6. Click OK.

7. Close and re-open your Office program.

Run Office In Safe Mode To Prevent Office 365 Crashes

When you launch an Office application into Safe Mode, it disables third-party add-ons, cosmic features causing compatibility issues.

Press Windows Key + R simultaneously and run one of the following commands depending on your Office program:

Run Dialog

Microsoft Office Word

  • winword /safe

Microsoft Office Excel

  • excel /safe

Microsoft Office PowerPoint

  • powerpnt /safe

Microsoft Office Publisher

  • mspub /safe

Microsoft Office Visio

  • visio /safe

Reinstall Office

One reason behind Microsoft Office 365 crashes is that the files needed to execute your Office application are missing, corrupted, renamed or deleted.

Uninstalling and reinstalling the application may fix this problem.

For Windows 10:

1.Press Windows Key to open the Start Menu.

2. Click Settings.

Start > Settings

3. Click the Apps icon in the newly opened Settings dialog.

Apps Icon

4. In the Apps & Features tab, scroll down to check for Microsoft Office 365.

5. Select it and click Uninstall.

Uninstall Office 365

6. Follow the on-screen instructions.

7. Visit the official Microsoft Office 365 download page to re-download the setup and reinstall Office again.

For Windows 8.1/ 8:

  1. Press the Windows Key + X keys simultaneously.
  2. Select Programs and Features.
  3. Select Microsoft Office 365 from the list of installed programs, and click Uninstall/ Change.
  4. Follow the removal instructions and re-install it again.

For Windows 7:

  1. Click the Start button on your Taskbar, select Control Panel.
  2. Click Uninstall a Program under the Programs category.
  3. The Uninstall Or Change A Program window will appear.
  4. Locate the Microsoft Office 365, and click Uninstall on the toolbar.
  5. Respond to any on-screen instructions and re-install the program.

For Windows Vista:

  1. Click on Start, choose Control Panel.
  2. Click Programs.
  3. Click Uninstall a Program under Programs and Features.
  4. Select Microsoft Office 365 and click Uninstall icon on the toolbar.
  5. Follow the uninstall procedures and reinstall Office again.

For Windows XP:

  1. Click Start.
  2. Point to Settings, and choose Control Panel.
  3. In the Control Panel window that opens, click Add or Remove Programs.
  4. Locate Microsoft Office 365, and click Change/ Remove.
  5. Follow the setup instructions.
  6. Install Office 365 again.

Disable Graphics Acceleration

Graphics Acceleration is a feature that speeds up processing of intensive operations by replacing the traditional DSP-based system design.

If a user or an application has enabled Graphics Acceleration on an unsupported machine, things may go wrong and Office 365 crashes may occur.

Turn this feature off to check if the problem persists.

1.Click the File menu, followed by Options.

2. In the Options dialog, click the Advanced tab.

Advanced Tab

3. Scroll down to the Display category.

4. Check Disable Hardware Graphics Acceleration.

Disable Graphics Hardware Acceleration

5. Click OK.

6. Exit your Office application and re-open it again.

Check For Office Updates

Microsoft releases new bug fixes to diagnose commonly reported issues with their Windows and Office products.

It is easy to check for new updates. Here’s how:

1.Click the File menu, followed by Account tab.

2. Click the Update Options drop-down icon.

Update Options

3. Select Update Now.

Update Now

4. The update process may take time.

If your Office 365 crashes during the installation stage, read here in more details.