Are the “Looks like” resolutions in the scaling modes on Retina Macs the true resolution they run at?

Hopefully, this doesn’t sound like a dumb question, but I’m wondering if the “Looks like” resolutions listed for each scaling mode in System Preferences > Displays are the true resolutions one would be running at/seeing when using any of them. What made me interested in finding this out is when I read that the 2880×1800 … Read more

external monitor won’t go full screen with MBP 13″ 2020

I searched but couldn’t find anything relevant. I have a 2020 Macbook pro 13″ that’s updated to the latest OS. I got a secondary external monitor AOC 24B1H 24″ LCD Monitor (1920×1080 @60Hz). I connected it thru a vava usb-c Hub and found that the image on the external monitor would only expand to about … Read more

Connecting macbook pro (2019) to Samsung monitor turns both laptop and external monitor screen black

I tried to connect a Samsung monitor (SyncMaster 226BW) to my Macbook Pro (2019). At first it seemed to work for a few seconds, but now every time I plug it in both the laptop screen and the external monitor screen go black. Sometimes the laptop blinks for a second or so. Its driving me … Read more

External monitor blinks when connected to MBP 13” 2018 through USB-C to DisplayPort cable

When I have my Macbook Pro 13” 2018 connected to the external display LG 27UL550-W monitor. The monitor often blinks (becomes black) for a second or so randomly. It happens even when the MacBook is connected to the power cable. I connect using Inateck Usb-C to Display port cable The resolution is set to … Read more

MacBook [Pro] or iMac – how many displays, what resolution/frequency?

How do I find out the number, type, resolution & refresh rate of additional monitors I can attach to my MacBook or MacBook Pro? This is an attempt at a canonical QA, as per the Meta QA – Where is the list of canonical questions stored for Ask Different? to try prevent the myriad “same … Read more

24 inch iMac Early 2009 – Use as monitor via Firewire

I’m trying to figure out how to use my old iMac as an external monitor for a windows laptop. I’ve read that it’s impossible since its Mini DisplayPort doesn’t accept input, but it seems like there’s a possibility that nobody has considered. Firewire 800 seems to be capable of carrying video signals, and the machine … Read more

Why doesn’t my Windows 10 laptop recognize the iSight camera of my Apple Cinema Display?

I have a Windows 10 laptop(a Lenovo X1 Thinkpad Carbon) with an Apple Cinema Display used as an external monitor. Up until now I have had no trouble selecting either the webcam on the Windows laptop or the iSight camera on the Cinema Display when I am using Zoom, WebeX, or other applications. Now all … Read more