Font Size Tweak

A clean, modern utility for Windows 10/11 to adjust system font sizes (title bars, menus, icons, and more) — no scaling required.

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Screenshot

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Features

• Adjust all system fonts or fine-tune each one:
  • Title Bar
  • Menu
  • Message Box
  • Icon
  • Status Bar
• Live preview + current font size detection
• Dark mode interface with accessible design
• Portable .exe – no install required
• One-click reset to defaults

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Download

👉 Download the latest version

⚠️ You may need to log out and back in for changes to take effect.

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How It Works

FontSize Tweak edits Windows registry font settings under:

"HKEY_CURRENT_USER\Control Panel\Desktop\WindowMetrics"

Built with Python + ttkbootstrap and packaged with PyInstaller.

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Support the Developer

If this tool helped your eyes (or your nan’s), consider buying me a coffee.

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License

MIT License – use it, remix it, and share it.

Made by @admjski