How to Fix Microsoft Office Unable to Add Language Pack Error
Question details
The user is unable to install a new language pack in Microsoft Office because the system incorrectly reports that another update is currently installing.

- Product
- Microsoft Office
- Device & OS
- not provided
- Scenario
- Attempting to add a new language accessory pack to an existing Microsoft Office installation.
- Observed behavior
- Office blocks the language pack installation with an error stating that another update is in progress, even when no updates are visibly running and after the computer is restarted.
Ensure you have a stable internet connection and save all ongoing work before closing your Microsoft Office applications, as troubleshooting will require restarting the software.
Force Complete Any Pending Office Updates
Manually triggering the update process can resolve stuck background updates that are blocking the language pack installation.
Often, the Office Click-to-Run service gets stuck attempting a silent background update. Forcing the application to check for and install updates will clear the queue.
Launch Microsoft Word or Excel to access the account settings.
Click on 'File' in the top ribbon, select 'Account' from the left sidebar, and look for the 'Update Options' button.
Click 'Update Options' and select 'Update Now'. Wait for the process to complete, close all Office apps, and then retry installing your language pack.

Run the Office Repair Tool via Control Panel
Use the built-in Windows repair tool to fix corrupted Office installation files that might be causing the persistent update loop.
Manually Download and Match the Language Accessory Pack
Bypassing the automatic installer by downloading the pack directly from Microsoft ensures you get the exact version needed for your system architecture.
Try WPS Office for a Hassle-Free Multilingual Experience
Tired of dealing with complex installation errors, architecture mismatches, and stalled updates in Microsoft Office? Switch to WPS Office, a highly compatible and lightweight alternative that makes managing languages incredibly simple.
- 1. Download the Installer: Visit the official WPS Office website and click the free download button.
- 2. Install WPS Office: Run the lightweight setup file. The installation completes in minutes without complicated update queues.
- 3. Set Your Preferred Language: Open the software, head to the settings menu, and easily switch your interface and spell-check languages on the fly.

Frequently Asked Questions
How do I check if my Office installation is 32-bit or 64-bit?
Open any Office application like Word or Excel. Click on 'File' > 'Account', and then click the 'About Word' (or Excel) button. The architecture (32-bit or 64-bit) will be displayed at the very top of the informational window.
Why does Office say an update is installing when nothing is visible?
Microsoft Office uses a background service called Click-to-Run for silent updates. Sometimes this service gets stuck or encounters an error, making the system think an update is perpetually in progress. Forcing a manual update or restarting the Click-to-Run service usually clears this state.
Can having multiple versions of Office cause language pack errors?
Yes. If you have remnants of an older Office version (like Office 2016 alongside Microsoft 365), the language pack installer might get confused about which directory or architecture to target. It is highly recommended to uninstall older, unused versions via the Windows Control Panel.




