Prohibit selection of visual style font size

Policy ID: CPL_Personalization_LockFontSize
Scope: User Configuration
Supported on: Windows Server 2003, Windows XP, and Windows 2000 only
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: Control Panel › Personalization

Description

Prevents users from changing the size of the font in the windows and buttons displayed on their screens.

If this setting is enabled, the "Font size" drop-down list on the Appearance tab in Display Properties is disabled.

If you disable or do not configure this setting, a user may change the font size using the "Font size" drop-down list on the Appearance tab.

UserHKEY_CURRENT_USER