The test results you have selected are very old and may not represent the current state of Wine.
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The installer works
The music plays without a screen.
What does not
I applied the TEXP70 patch, upgraded the game to TU5, and applied the XLiveLess patch, but when the game starts, the screen resolution is changed to 800x600, and a black screen appears for a second and disappears. GTAIV is basically not playable.