Scaling the non-client area (title bar, menu bar) for per-monitor high-DPI support

Question

Windows 8.1 introduced the ability to have different DPI settings for different monitors. This feature is known as \"per-monitor high-DPI support.\" It persists and has been

Answer 1

With Per Monitor V2 DPI awareness in Windows 10 Creators Update (build 15063) you can resolve this easily without the EnableNonClientDpiScaling.

To enable Per Monitor V2 DPI awareness, while still supporting old Per Monitor DPI awareness on older Windows 10 builds and Windows 8.1 and DPI awareness on yet older versions of Windows, make your application manifest like this:

    
    
        
            True/PM
            PerMonitorV2,PerMonitor
        
    

References:

• High DPI Improvements for Desktop App Developers in the Windows 10 Creators Update – video
• Application Manifests – reference