QtScrcpy 4.2.1

What's Changed

Features

• feat: introduce a new UI layout
• feat: add MediaTek encoder optimization to reduce sudden screen blurring
• feat: add encoder presets for faster configuration
• feat: enforce a single application instance and focus the existing window on relaunch
• feat: add a “quit on close” option to bypass the system tray
• feat: store user configuration and keymaps outside application bundles
• feat: add an advanced configuration page

Improvements

• perf: expand configuration pages to use the available window space
• ui: refresh UI language and translations
• i18n: update Chinese, English, Japanese, and Korean translation resources

Fixes

• fix: preserve the MediaTek encoder option across restarts
• fix: correct the wireless-device combo box width
• fix: update the Star History chart
• fix: ad-hoc sign the macOS app bundle and verify its integrity before packaging

macOS

• Add ad-hoc signing for Qt frameworks, plugins, helper binaries, and the application bundle.
• Add a macOS DMG README with installation and quarantine-removal guidance.

<img width="1156" height="676" alt="image" src="https://github.com/user-attachments/assets/bce41077-00f0-4f26-940b-abc5c14da820" />