ThemeSwitcher

ThemeSwitcher 4.2.1

ThemeSwitcher Setup

  • By Medoo Software
  • Free
  • Updated Oct 25, 2026
Download for Windows

About ThemeSwitcher

ThemeSwitcher Setup

What's new in 4.2.1

[EN]
Thank you for using ThemeSwitcher! Here is what's fixed in this hotfix release:
🛠️ Bug Fixes
- Automatic Update Checks: Fixed an issue where background update checks failed to trigger in certain scenarios upon entering a new day, improving overall check reliability.
- Wake-from-Sleep/Hibernate Detection: Fixed an issue where the app failed to check for new updates upon waking the system from sleep or hibernation on a new day.
Have a wonderful day! 💜
[/EN]
[AR]
شكرًا لاستخدامكم ThemeSwitcher! إليكم ما تم إصلاحه في هذا التحديث السريع:
🛠️ إصلاحات الأخطاء
- التحقق التلقائي من التحديثات: إصلاح مشكلة كانت تمنع فحص التحديثات في الخلفية من العمل في بعض السيناريوهات عند دخول يوم جديد، وتحسين موثوقيته ليعمل بدقة.
- الفحص بعد وضع السكون أو الإسبات (Sleep/Hibernate): إصلاح مشكلة عدم التحقق من التحديثات عند إيقاظ الجهاز من وضع السكون أو الإسبات في يوم جديد.
أتمنى لكم يومًا جميلًا! 💜
[/AR]

Full release notes »

Technical details

PublisherMedoo Software
Version4.2.1
Release date2026-10-25
LicenseFreeware License
Installer typeinno
Architecturex64
Package IDMedoo.ThemeSwitcher
Admin rightsRequired
Install scopeAll users

Install ThemeSwitcher from the command line

Install with Windows Package Manager
winget install --id=Medoo.ThemeSwitcher -e
Update to the latest version
winget upgrade --id=Medoo.ThemeSwitcher -e
Uninstall
winget uninstall --id=Medoo.ThemeSwitcher -e
Silent install with the offline installer
"ThemeSwitcher_Setup.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-

4k-wallpaperauto-dark-modecsharpdark-modedotnetfluent-uinight-modetheme-schedulertheme-switcherwallpaper-changerwallpaper-switcherwindows-10windows-11windows-utilitywingetwpf

ThemeSwitcher version history

4.2.0 Oct 24, 2026

[EN]
Thank you for using ThemeSwitcher! I am excited to present what's new in this release:
✨ New Features
- Cross-Device Preferences Sync: Share your favorite and liked wallpapers across other devices (an active internet connection is required to fetch synced wallpapers on the target device).
- Direct Theme Toggling: Switch Windows between Light and Dark modes directly from the app even when the background service is disabled, without needing to open Windows Settings.
- Gallery Cache Management: Added an option to clear the Wallpaper Gallery cache on demand to free up disk space.
- Expanded Global Wallpapers: Added new wallpapers from China, Greece, Ireland, Hungary, Czechia, Slovakia, and Russia to the existing gallery collection.
⚡️ Improvements & Enhancements
- Redesigned Wallpaper Gallery: Completely revamped the Wallpaper Gallery UI to be more responsive and fluid, paired with significant stability and performance upgrades.
- UI Polish: Refined the user interface across both Windows 10 and Windows 11 environments.
- Accessibility Support: The app now automatically respects system-wide accessibility settings when animations are disabled in Windows.
- Runtime & Core Updates: Updated the .NET 10 runtime to the latest release, alongside general improvements to overall app reliability and performance.
🛠️ Bug Fixes
- Fixed a synchronization issue with the wallpaper toggle button between the System Tray menu and the Wallpaper Gallery during transitions. …

4.1.2

Frequently asked questions

Is ThemeSwitcher free?

Yes, ThemeSwitcher is free to download and use on Windows.

What is the latest version of ThemeSwitcher?

The latest version is 4.2.1, released on Oct 25, 2026.

Is it safe to download ThemeSwitcher?

The download button links to the official installer published on github.com, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with 6f4f72289659756b6090c2d681046e4e2f2957cc101283ce9cd6112ae3f854ad.

Which Windows versions does ThemeSwitcher support?

ThemeSwitcher runs on Windows and is available for 64-bit (x64) systems.

How do I install ThemeSwitcher silently?

Run the offline installer with "ThemeSwitcher_Setup.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-, or install it with Windows Package Manager: winget install --id=Medoo.ThemeSwitcher -e --silent.

How do I uninstall ThemeSwitcher?

Open Settings › Apps › Installed apps, find ThemeSwitcher and select Uninstall. From the command line, run winget uninstall --id=Medoo.ThemeSwitcher -e.