I can now report that there is a KVM switch that works with the PG278Q: it is the Lindy KVM Switch Pro USB:https://www.lindy.co.uk/kvm-c6/2-port-kvm-switch-pro-usb-2-0-displayport-1-2-with-ttu-p10069This switch supports PG278Q to output from my deskt...

Not so workable after all: it seems that the Lindy switch can happily display my laptop's 2560 x 1440 @85Hz; and seemed to initially support 2560 x 1440 @120Hz; but after a couple of restarts to check stability it began to refuse to display at the 12...

Today, June 22nd, new 0.5m DisplayPort cable arrived. I can confirm that the Lindy 2 Port 4K DisplayPort switch does indeed support 2560 x 1440 @120Hz; & so provides a partial solution to the KVM switch issue - provided that you are prepared to use...

Think I may have found an at least partial solution to the ROG Swift KVM switch conundrum. Lindy have just launched a 2 Port 4K DisplayPort switch (http://www.lindy.co.uk/audio-video-c2/switches-c175/displayport-c178/2-port-4k-displayport-switch-p87...

I have also been trying to find a genuinely, fully DisplayPort 1.2 compatible KVM switch (i.e., able to support up to DisplayPort 1.2's 2560 x 1600 @ 120Hz limit). Have to say that such a beast does not currently exist as far as I can tell. Tried a ...