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    Bug 
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    Resolution: Done
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    P2: Important 
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    None
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    5.7.0 Beta, 5.7.0 RC
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    None
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    Linux / Fedora 23 / Plasma 5
Qt uses a device pixel ratio of 2 instead of 1 on a 14" laptop with a screen featuring a resolution of 1920 x 1080 px and a pitch of 157 dpi.
Qt reports Screen.pixelDensity = 3.1
Screen.desktopAvailableHeight and Screen.desktopAvailableWidth looks suspicious (525 960)