Tool to change the font used by the Windows 11 system

This time, I would like to introduce a tool I created called "Change System Font" that changes the font used by the Windows 11 system.

Changing the system font
Changing the system font

Fonts that can be changed with "Change system font":

  • Name of the icon in Explorer
  • Menus and selections
  • The text displayed in the message box
  • The text that pops up when you hover the mouse over a file or folder
  • The text that pops up when you hover the mouse over the app's toolbar icon
  • Fonts in the title bar of some apps, such as Chrome

It's very easy to use, so please give it a try.

I want to read it together
Solved! After installing KB5058502 and KB5058499, the text in the CLIP STUDIO PAINT menu is garbled... Install the Windows 11 version 23H2 update KB5058502 and version 24H2 update KB5058499, which were preview released on May 28-29, 2025.
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Download "Change System Font"

* Regarding use of the software (please read carefully)

Change log:

2025/11/09 Ver 1.0.0.1: Fixed an issue where some fonts were not displayed.

2026/02/08 v1.1.0.0:

[New features/improvements]

  • Support for "Per Monitor V2"
    • Supports the latest scaling specifications for Windows 11. Even in enlarged display environments such as 125% and 150%, text is no longer blurry and the UI (buttons and frames) is displayed beautifully at the appropriate size.
  • "Auto-reload" function when changing display settings
    • If you change the Windows magnification (DPI) while the tool is running, the tool will automatically restart to prevent layout disruptions and instantly switch to the optimal display.
  • Supports numeric sorting of font size list (Combo2)
    • Even if the detected current font size is not the standard (9-14pt), the list will always be sorted in ascending numerical order, greatly improving visibility.

[Bug fixes]

  • Fixed "wrong size detection" in high DPI environments
    • When launched in a 150% environment, a bug where unintended numbers would appear in the list due to a mismatch in the calculation formula, such as 9pt being mistaken for "6pt", has been completely resolved by revamping the calculation logic (fixed calculation at 96 DPI).
  • Fixed size list remaining when switching fonts
    • Fixed an issue where special sizes from the previous font would remain in the list even after switching to another font. Now the list is always refreshed to the best fit for the current font.
  • Eliminate layout collapse
    • Problems with buttons and labels overlapping and going through group boxes at 125% or higher have been resolved by dynamically calculating all coordinates (DPI scaling).

Target file: "ChangeSystemFont.exe" (Ver 1.0.0.0)
ハッシュ値(SHA256):e496ee54319efaa9051f4a765cb1b1b55dc07b954196774c7830176efc199c05

Target file: "ChangeSystemFont.exe" (Ver 1.0.0.1)
ハッシュ値(SHA256):51cdc397c219d62b06ca2879fa339d1cde44a252d3096bd1c7d703a579d61acb

Target file: "ChangeSystemFont.exe" (Ver 1.1.0.0)
ハッシュ値(SHA256):f5a107bac9fae3e0feb3de09be8964b0b67a8127fb6ffbeec3c51cebeccd6f50

ChangeSystemFont_v1.1.zip

How to use "Change system font" and precautions

How To Use

Changing the system font
Changing the system font
  • Select a font.
  • Check this box if you want to make the text bold.
  • Check this box if you want italics.
  • Check this box if you want to display an underline under the text.
  • Check this box if you want to display a strikethrough on the text.
  • Select the font size (9 to 14).
    • We have determined that text that is too small or too large can be disruptive to work, so we have limited the text size to between 9 and 14.
  • Apply all the settings selected above.
  • Select the default font for Windows 11.
  • Loads the current font settings.

The following image is an example where the font is set to "Meiryo," "Bold," and "Italic," and the font size is set to "11."

Some apps (windows) may not be updated immediately, so try closing and reopening them.

The specified font has been applied. The change will be reflected in some windows after you close and reopen them.
The specified font has been applied. The change will be reflected in some windows after you close and reopen them.

"Change system font" does not change the font for all apps and windows.

This is because each app or window has its own way of specifying fonts.

For example, Windows 11Start buttonThe font size of the menu that appears when you right-click on the browser or the font size of the Microsoft Edge title bar cannot be changed using "Change system font."

If you want to change the font size, please refer to the following page and try setting it in combination with "Change system font".

I want to read it together
Is the text displaying too light in Windows 11? How to change the size and darkness to make it easier to read This time, I'd like to show you how to change the font size and darkness in Windows 11 settings. Some Windows 11 users are experiencing issues with the text in Settings and the Start menu.
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Person who wrote this article

Driven by questions arising from my daily PC use and the desire to "do more," I have been pursuing self-study in Windows since around 2008. I am sharing the "aha!" techniques and solutions I discovered through trial and error with the sole purpose of helping you in your PC life.

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Comment:

Comment list (6)

  • When I first started it, the UI was condensed(?) and I couldn't operate it properly. Maybe the display scaling was the problem. Setting "High DPI Scaling Override" to "System" made it appear as shown in the screenshot in the article. RestoreOldExplorerRibon works fine without that setting.

    • Thank you, Anonymous, for your valuable report.

      We have released v1.1.0, which has fundamentally fixed the "display corruption issue" you pointed out. Now, the page displays correctly from the start without any configuration changes.
      Thanks to you, we have been able to evolve the tool into an even easier to use. We are grateful for your support. Please try the latest version.

  • Thank you for creating the system font change app
    For some reason, UD Digital Textbook Font did not appear in the dropdown list.
    Is it a special font?

    • Thank you for your comment, Anonymous.

      Thank you very much for reporting this issue. We appreciate you pointing out this very important issue.

      For some reason, UD Digital Textbook Font did not appear in the dropdown list.

      As you said, there was a bug in the program that caused some Japanese fonts, such as UD Digital Kyokasho-tai, to be omitted from the list. (The cause was an insufficient specification of the character set when enumerating fonts.)
      Thanks to an anonymous user who reported this issue, we were able to identify it and fix it.

      We have just released a new version that fixes this issue, so we apologize for the inconvenience, but could you please download it again and try again?
      This time, the UD Digital Textbook font should also be displayed correctly in the list. Thank you very much for reporting this problem.

    • Thank you for your comment, Anonymous.

      I checked out "Meiryo UI is so annoying!!" and tried it out. It certainly seems to work in a similar way. It's very well done, and it's nowhere near what I like.

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