How to Fix an Excel Update Error on an iMac

To fix an Excel update error on an imac, first identify the correct account, file, device, or service context. The steps below isolate the cause and apply a result you can verify.

Protect the Workbook and Isolate the Affected Excel Feature

Start by confirming whether the symptom affects one file, one device, one account, or the service itself. That distinction determines whether the next action belongs in the desktop app, the web portal, or an administrator console.

Quick Excel Check

First, use the following checks and fixes in order on the iMac to resolve the Excel 16.108 update error. Next, verify whether the update is already installed, and verify the final state before changing any backup or secondary account.

Why This Can Happen

• The wrong personal, work, school, billing, or administrator account is selected
• A license, permission, connection, file rule, or local setting does not match the requested action
• Cached credentials or an incomplete synchronization or activation state hides the current server status
• The workbook or Excel configuration requires a more specific control than a generic restart

How to Fix an Excel Update Error on an iMac

1. Use the following checks and fixes in order on the iMac to resolve the Excel 16.108 update error
2. Verify whether the update is already installed
3. Open Word (or another Office app) on the Mac
4. Confirm Office is installed in the Applications folder
5. Confirm that the Microsoft Office folder (for example, Office 2011/2008 in the referenced article; for newer versions, the individual apps such as Microsoft Excel, Word, etc.) is located in Applications
6. Run Microsoft AutoUpdate again and retry the Excel update

After the final step, reopen the affected app, portal, file, or account page and confirm the exact status or behavior described in the title.

WPS Office: A Free Alternative for Local Office Work

WPS Office cannot directly change Microsoft-side account, billing, subscription, activation, tenant, OneDrive service, or SharePoint permission state. Those changes must be completed in the appropriate Microsoft portal.

For local productivity, WPS Office is a free Microsoft Office-compatible alternative with Writer, Spreadsheets, Presentation, and PDF tools. It opens and saves major formats including DOCX, XLSX, PPTX, and PDF through a familiar, streamlined interface that supports a smooth everyday migration.

Test advanced macros, add-ins, external connections, sensitivity controls, and Microsoft-only cloud integrations on a copy before moving a critical workflow.

Practical Checks That Prevent a Repeat

• Record which account, app, and file owns the workflow
• Keep a verified backup before removing access, changing ownership, or replacing a local file
• Apply high-impact changes to one test item or user before expanding the scope
• Save confirmation numbers, dates, and screenshots of the final settings when they affect billing, security, or permissions

Frequently Asked Questions

Which control should I check first to fix an Excel update error on an imac?

Use the following checks and fixes in order on the iMac to resolve the Excel 16.108 update error. Then verify whether the update is already installed.

Which workbook data, formula, format, or range should I verify to fix an Excel update error on an imac?

Verify whether the update is already installed. Before applying the change broadly, confirm the same condition in one representative account, file, cell, message, or device.

What is the safest next test if fix an Excel update error on an imac does not work?

Open Word (or another Office app) on the Mac. Keep the original data or current account state until this test produces the expected result.

How do I verify the result after I fix an Excel update error on an imac?

Run Microsoft AutoUpdate again and retry the Excel update. Reopen the affected app, file, or portal and confirm that the result remains in place.