vertical

Hello! I've been working on my Mac Plus for a month and I got this issue out of nowhere. (The diagonal lines are from the camera) As you can see, the display is very compressed vertically, strange display resolution. I tried adjusting the height potentiometer, but it's maxed out, if i turn it...

Does StageManager on iPad work with a vertical monitor? (To super clarify: I mean 9:16 compared to 16:9 on the external monitor) *I'm coding and reading maths books a lot, so my vertical ultrawide monitor monitor is a godsent when using my Mac, but rn I'm at my parents house for a summer...

My father has a 27" iMac bought in 2011, his main desktop It's a 27 inch model with a 3.4GHz i7, 8GB Ram, 2TB HDD and 2GB AMD HD6970m GPU. 2 days ago when turned on (he uses Windows 7 on it a lot for Microsoft Access, the default OS) once the system got past the grey apple boot screen it came...

I thought maybe someone in this subforum might know what's going on here: my brand new Canon Lide 220 scanner is producing jpegs that look like this zoomed in: You see the light vertical bands? The source prints are glossy without texture. Resolution is set to 600dpi. The scanner is plugged...