query: Brightness up/F2 button stopped working on my 2014 rMBP
positive_passages.docid: 3626
positive_passages.text: Keyboard key stuck or not being recognized; how to fix
negative_passages.docid: 53064
negative_passages.text: 2015 Macbook Air screen gradually dimming and dying
negative_passages.docid: 36213
negative_passages.text: Can't apply brightness to terminal's background color
negative_passages.docid: 1285
negative_passages.text: My computer boots to a black screen, what options do I have to fix it?
negative_passages.docid: 130810
negative_passages.text: Is there a way to adjust the torch/flash brightness level on an iOS device?
negative_passages.docid: 79245
negative_passages.text: Cannot change backlight brightness Ubuntu 14.04
negative_passages.docid: 66752
negative_passages.text: Pipelight stopped working in Google Chrome
negative_passages.docid: 76641
negative_passages.text: the sound-volume indicator disappeard Ubuntu 13.10
negative_passages.docid: 30491
negative_passages.text: Brightness Controls Not Working on a Dell Inspiron N4010 Laptop
negative_passages.docid: 36312
negative_passages.text: Changing the resistor to be in front or behind an LED doesn't affect brightness?
negative_passages.docid: 62447
negative_passages.text: How to control Brightness
negative_passages.docid: 126086
negative_passages.text: MacBook Pro Mid 2015 Display flickering to static/weird colour during usage
negative_passages.docid: 83906
negative_passages.text: Desktop doesn't remember brightness settings after a reboot
negative_passages.docid: 8180
negative_passages.text: Is it possible to have f.lux (software that adjusts display's color temperature) on Ubuntu 14.04?
negative_passages.docid: 116397
negative_passages.text: Can't reach login screen after accidental power loss during an upgrade
negative_passages.docid: 61819
negative_passages.text: How to save brightness settings?
negative_passages.docid: 118630
negative_passages.text: Keyboard backlight not working on an Asus N56V