This is the most direct method to force the system-wide legacy colors to go dark. It works because FileZilla will follow the legacy color palette of the operating system.
Method 1: The Accessibility Contrast Theme (Official Recommendation) FTP clients with dark mode? - FileZilla Forums
While the layout color is bound to the system, you can at least replace the blinding default icons with a dark-optimized icon pack:
If you would like to customize your FileZilla interface even further, let me know: Which and version you are running
Relaunch FileZilla. The main menus, transfer queues, and file panels will automatically turn dark. filezilla dark theme upd
Go to Settings > Personalization > Colors and choose Dark . While this affects many apps, FileZilla sometimes requires the more aggressive Contrast Themes (found under Accessibility ) to fully invert its classic Win32-style window colors. macOS:
"theme": "dark", "mood": "quiet", "agent": "zipper_wiz", "note": "leave one light on"
"Finally," he whispered into the darkness, reaching for his cold coffee. "The update that saved my eyesight."
If you've set a dark theme but text is unreadable (e.g., black text on a dark grey background), you can override it at launch. This is the most direct method to force
FileZilla does not have a built-in toggle for a "Dark Theme" in its standard settings; instead, it relies on your operating system's color scheme. While macOS and Linux users have enjoyed native dark mode support for several years, Windows users typically have to use high-contrast system themes or third-party workarounds to achieve a similar effect. Latest Official Status (2026 Update)
Go to Edit > Settings > Themes . Uncheck "Reset theme to default after update" (This option exists only in 3.68+).
If you updated FileZilla or your operating system and your dark theme looks broken, use these troubleshooting steps to fix it. Issue 1: High Contrast Text is Unreadable
Achieving a "dark theme update" in FileZilla can be tricky because the application doesn't have a built-in toggle for dark mode in its settings. Instead, it relies on your operating system’s theme to determine its appearance. - FileZilla Forums While the layout color is
Windows users often face issues because the native system toggle under Settings > Personalization > Colors > Dark only affects UWP applications and specific modern components. It does not inject dark modes into classic Win32 apps like FileZilla. Use one of the two methods below to fix this. FEEDBACK: Dark Mode please - FileZilla Forums
Even after applying a dark theme, users report three persistent bugs. Here are the fixes:
Before you start clicking around in the settings, it's crucial to understand a fundamental principle:
If the icons look weird, check the "Themes" section in settings to swap to the new high-contrast pack.