My cheap-ish Samsung (cheap for a QHD) has an HDMI and a DisplayPort input. If I hook up a laptop to each input, both laptops think the screen is on- even the one who is not currently being displayed.
If you're after a secondary display, there are ample options at varying price points that are sure to pair well with your ...
Asus ROG Swift PG27UCDM leads our 2026 picks for the best gaming monitors, from budget esports screens to immersive ultrawide displays.
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