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Update & Upgrade Problems

How to Fix Office for Mac Update Error (Version 16.83 to 16.84)

Huda QurayshiHuda Qurayshi Sep 30, 2026 869 views

Question details

Users are unable to upgrade Microsoft Office for Mac applications from version 16.83 to 16.84 because the Microsoft AutoUpdate tool fails to process the installation.

How to Fix Office for Mac Update Error From Version 16.83 to 16.84
Product
Microsoft Office for Mac, Microsoft AutoUpdate
Device & OS
Mac
Scenario
Attempting to download and install the version 16.84 update for Office for Mac applications.
Observed behavior
Microsoft AutoUpdate (specifically version 4.70) fails to detect, download, or properly install the latest version 16.84 update.
Before you start

Ensure your Mac has a stable internet connection and sufficient free disk space to download the standalone application installer packages.

Solution 1Recommended

Update Office Applications Manually via Direct Links

Bypass the Microsoft AutoUpdate tool entirely by downloading the standalone installer packages directly from the official Microsoft release history page.

When the Microsoft AutoUpdate utility encounters a persistent error, installing the application updates directly is the most reliable workaround. This method updates the core applications without relying on the automated tool.

1
Visit the Update History Page

Open your web browser and navigate to the official Microsoft 'Update history for Office for Mac' page.

2
Download the Version 16.84 Packages

Scroll to the release notes for version 16.84. Click the download links provided for the individual applications you need to update, such as Word, Excel, PowerPoint, and OneNote.

3
Run the Standalone Installers

Locate the downloaded .pkg files in your Mac's Downloads folder. Double-click each file and follow the on-screen installation prompts to manually apply the updates.

Update Office Applications Manually via Direct Links
Keep Existing Data Safe: Updating manually via direct links only overwrites the application files. Your personal documents, templates, and settings will remain completely intact.
Free Microsoft Office alternative

Try WPS Office for Mac for a Hassle-Free Experience

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  1. 1. Download the App: Visit the official WPS Office website and download the Mac installer.
  2. 2. Install and Launch: Drag the WPS Office icon to your Applications folder, then open the suite.
  3. 3. Open Your Files: Drag and drop your existing Word, Excel, or PowerPoint files directly into WPS Office to continue working seamlessly.
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Frequently Asked Questions

Why does Microsoft AutoUpdate version 4.70 fail to install the 16.84 update?

This error typically occurs due to corrupted updater cache files, network timeouts during the download process, or background permissions issues on macOS that prevent AutoUpdate from executing the installation script.

Where can I safely find the direct download links for Office for Mac?

You can find safe, official standalone installers by searching for the 'Update history for Office for Mac' page on the official Microsoft Learn or Microsoft Support websites.

Do I need to uninstall the old version of Office for Mac before installing the 16.84 package manually?

No, you do not need to uninstall the previous version. The standalone installer will automatically detect your current version (16.83) and overwrite only the necessary application files to upgrade it to 16.84.