Concerning adjusting the luminance of a display device

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0
votes
3answers
667 views

Boot Camp partition is on lowest brightness and will not change

It all started this morning, since I listen to podcasts on YouTube before bed. I barely use my Mac partition, but still update it. I use my Windows partition for most of my stuff. I went to bed with ...
0
votes
2answers
103 views

Find out what key code brightness up/down has

I am writing a script and I need to figure out current key codes for brightness up and down. I know the standard for a MacBook is 107 and 113, though as soon as I connect a different bigger apple ...
4
votes
1answer
236 views

Screen brightness decreases when I middle-click

I have a logitech wireless mouse hooked up to a macbook pro running 10.7. Whenever I middle-click the mouse button, the laptop's display brightness decreases. It behaves just as if I had pressed the ...
3
votes
1answer
585 views

I Can't raise the brightness to the maximum.

I have a macbook pro late 2008. When Im raising the brighntess level, when it reaches the 50% it starts to decrease the brightness till it goes almost dark on 100%. Someone know how to do fix this? ...
2
votes
1answer
106 views

Can I change which external monitor is considered the “secondary” monitor?

I've got a MacBook Pro, and two Thunderbolt displays. I'd like to be able to change the brightness on them individually, like so: For the MacBook, I'd use the F1/F2 keys on its keyboard. For the ...
1
vote
1answer
33 views

Set Brightness to Full on Boot (MacBook Pro)

I frequently have the problem where my laptop's screen is too dim prior to login and I can barely tell where my account or the mouse is. Is there a way to set the brightness to maximum on boot before ...
1
vote
1answer
57 views

How to change “Automatically reduce brightness before the display goes to sleep” in Yosemite?

A few OS X releases ago, there was a checkbox in the Energy Saver settings for "Automatically reduce brightness before the display goes to sleep". This doesn't appear to be there any more, and hasn't ...
1
vote
1answer
69 views

Menu command name for adjusting brightness

I'm trying to change the Increase brightness key from F1 to F7. In order to do that, I went to System Preferences and tried to make a custom shortcut, but I realized that I didn't know the menu ...
1
vote
1answer
347 views

How to control brightness on external late 2009 iMac monitor when connected to new 2012 iMac primary monitor?

I have a late 2012 27" iMac as my primary monitor also connected to a late 2009 27" iMac as a secondary monitor via a mini-display port to mini-display port cable. I also have a Dell 24" monitor ...
0
votes
1answer
63 views

Function keys and Enter key on built-in keyboard of 13" rMBP mysteriously remapped. How to fix or reset to default?

The built-in keyboard of my Macbook Pro started acting weird. I only started to have this problem around last week. I thought upgrading to Yosemite 10.10.3 would remove the issue but it still exists. ...
0
votes
1answer
424 views

Why does the brightness still automatically adjust after turning it off (Mavericks)

I turned off automatic brightness adjusting in the display preference pane (as explained here). The brightness still adjusts automatically. If I have the preference pane open I can even watch the ...
0
votes
1answer
199 views

Late 2008 Macbook Pro Brightness Issues

Recently my Macbook Pro's screen started looking dimmer than usual, and has a slight flicker. When I press the Brightness up and down keys, I see the visual feedback on the screen that would suggest ...
2
votes
0answers
393 views

Brightness on bootcamp is totally off

So i have a MBP retina 15" that has a Windows 7 Bootcamp partition. The other day I noticed my screen was a little dirty so I took the screen brightness all the way down (fn+ f1) and did this while ...
1
vote
0answers
109 views

Auto Adjust Brightness Secondary External Non-Apple Monitor

I have recently purchased a Dell S2340l monitor to extend my MBPr late 2013 screen. So far I can say it's a great monitor, colors are great, but still in the test phase... Whatsoever, I really love ...
1
vote
0answers
175 views

External Display Brightness, Contrast and Color are Terrible

I have a late 2014 13" Retina MBP. It's connected to a 24" Philips 246EL Display by using an Apple Mini DV to DVI adaptor. The brightness and contrast on the external display are terrible, and no ...
1
vote
0answers
110 views

Automatically adjust brightness on second monitor

I am using a Late 2013 21.5" iMac with a 22" Samsung TV as a second monitor. My iMac automatically changes its brightness throughout the day. Is there any way I can get my Samsung TV to automatically ...
1
vote
0answers
478 views

MacBook Air Backlit Keys Not Adjusting

I have the Adjust keyboard brightness in low light option selected but this just isn't working correctly. The screen brightness adjust automatically (i.e. I put my thumb over the webcam and the ...
1
vote
0answers
73 views

Change duration between ambient screen-brightness change

When the ambient light changes around my workspace, my MacBook Pro laptop responds appropriately. However, I find that when the screen brightens or dims, it is too quick. Is there a way to increase ...
0
votes
0answers
7 views

Keep screen off while moving mouse/clicking etc. (iMac)

Usually, with my macbook pro i can turn off the screen by setting the brightness to 0 and keep it off even if i move the mouse or do anything else (usually doing something with applescript). Now that ...
0
votes
0answers
33 views

Is there a way to configure the automatic brightness adjust?

Okay, so I have my macbook set to auto adjust to the room's brightness. In a room with no light aside from the macbook it will auto adjust to 30% brightness and hurt my eyes, in a normal room it will ...
0
votes
0answers
46 views

rMBP different brightness settings on battery and plugged in

Is it somehow possible to manually control the dimming in OS X Yosemite (10.10.2) like Windows 7 power plans? I would like to have one brightness setting, when on battery (30% brightness) and another, ...
0
votes
0answers
90 views

Macbook Pro, F2 key is not working

I have Macbook Pro (late 2011). Just found that F2 key (increase brightness) is not working while F1 (decrease brightness) works well. Though I can adjust brightness in Preference > Display ...
0
votes
0answers
44 views

Mac brightness adjustment menu is always up?

The brightness menu popped up and doesnt disappear. The key that is responsible for bringing it up is F2! what can I do to make it turn off?
0
votes
0answers
158 views

Mac Mini with mountain Lion sets brightness to max

My Mac mini is automatically putting my monitor brightness to 100%. Inside my display settings, there is no option to set brigthness to the monitor, and I set it directly on Monitor. Any clue how to ...