Office Settings & Configuration

How to Keep Office Theme Without Dark Mode Across Devices

Phi Hung VoPhi Hung Vo Oct 26, 2026 868 views

Question details

The user wants to retain the Black Office theme while keeping Dark Mode (dark document canvas) disabled, even after signing out or switching devices.

How to Keep Office Theme Without Dark Mode Across Devices
Product
Office LTSC 2021
Device & OS
Windows
Scenario
Customizing the Office reading experience on managed university computers where profiles are frequently signed in and out.
Observed behavior
Office reverts to full Dark Mode (changing the document page color) after signing out, failing to retain the user's specific theme preferences.
Before you start

Before applying these settings, check if your university IT department enforces specific Microsoft Office configurations via Group Policy, as managed domain policies can override individual preferences upon sign-out.

Solution 1Recommended

Enforce Local Theme Settings in Office Options

Configure Office to prioritize local personalization settings over account-synced preferences, preventing the theme from changing when you sign out.

By default, Office attempts to sync your theme with your Microsoft account. Checking a specific setting forces the application to remember your local preferences instead.

1
Open Office Options

Launch Microsoft Word or any Office application, click on 'File' in the top-left corner, and select 'Options' at the bottom of the menu.

2
Configure Personalize Settings

In the 'General' tab, locate the 'Personalize your copy of Microsoft Office' section.

3
Select the Black Theme

Choose 'Black' from the 'Office Theme' dropdown menu, and ensure the checkbox next to 'Never change the document page color' (or 'Disable dark mode') is checked.

4
Enforce Local Override

Check the box for 'Always use these values regardless of sign in to Office' and click 'OK' to save your changes.

Settings Applied: Your document canvas should now remain white while the surrounding user interface stays in the Black theme, even across sessions.
Free Microsoft Office alternative

Try WPS Office for a Consistent, Customizable Reading Experience

Tired of your interface settings resetting on managed devices? WPS Office provides a lightweight, highly customizable alternative. With dedicated Eye Protection Mode and Dark Mode toggles that stay exactly how you leave them, you can enjoy an optimized workspace without battling complicated IT policies.

  1. 1. Download and Install: Get WPS Office for free from the official website and install it on your device.
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  3. 3. Toggle Display Modes: Navigate to the 'View' tab on the ribbon to easily toggle 'Eye Protection Mode' or 'Dark Mode' without affecting your global account settings.
Fully compatible with Microsoft Office formats (.docx, .xlsx, .pptx)Independent and stable reading modes (Eye Protection, Dark Mode)Lightweight installation with a user-friendly, familiar interfaceDoes not rely on complex account sync policies that override local settings
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Frequently Asked Questions

Why do my Office settings reset when I sign out of my university computer?

Managed computers often use roaming profiles or Group Policy Objects (GPO). When you sign out, the system may wipe local app configurations and restore the default institutional template to maintain standardization and security.

What is the difference between the Black Office Theme and Dark Mode?

The Black Office Theme changes the application interface (like the ribbon, toolbars, and borders) to black or dark grey. Dark Mode typically extends this darkness to the document canvas itself, making the page background black and the text white.

Can I keep the dark UI but leave the document page white?

Yes. In Microsoft Word, go to File > Options > General. Select the 'Black' Office Theme, and then check the box that says 'Never change the document page color' (or 'Disable dark mode' in some versions).

What is a clean Windows boot and how can it help?

A clean boot starts Windows with a minimal set of drivers and startup programs. It helps determine whether a background application or service is interfering with your Office settings and causing them to revert to defaults.