{"id":4833,"date":"2015-04-01T12:56:07","date_gmt":"2015-04-01T12:56:07","guid":{"rendered":"http:\/\/ubuntuhandbook.org\/?p=4833"},"modified":"2015-04-01T12:56:07","modified_gmt":"2015-04-01T12:56:07","slug":"fix-screen-brightness-issue-in-ubuntu-laptop","status":"publish","type":"post","link":"https:\/\/ubuntuhandbook.org\/index.php\/2015\/04\/fix-screen-brightness-issue-in-ubuntu-laptop\/","title":{"rendered":"How to Fix Screen Brightness Issue in Ubuntu Laptop"},"content":{"rendered":"<p><a href=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2014\/10\/Ubuntu-tips.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2014\/10\/Ubuntu-tips.png\" alt=\"screen brightness\" width=\"250\" height=\"250\" class=\"alignleft size-full wp-image-4141\" srcset=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2014\/10\/Ubuntu-tips.png 250w, https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2014\/10\/Ubuntu-tips-150x150.png 150w\" sizes=\"auto, (max-width: 250px) 100vw, 250px\" \/><\/a><\/p>\n<p>Running Ubuntu on a laptop? You may found that Ubuntu doesn&#8217;t memorize your screen brightness level. Every time you reboot or wake the machine up from sleep, it resets the screen brightness to maximum level.<\/p>\n<p>I&#8217;ve written <a href=\"https:\/\/ubuntuhandbook.org\/index.php\/2014\/04\/save-screen-brightness-settings-in-ubuntu-14-04\/\" target=\"_blank\">how to save screen brightness level in Ubuntu<\/a>, but it might not work for all video adapters.<\/p>\n<p>Thanks to <i>Norbert<\/i>,  he made a <a href=\"https:\/\/bugs.launchpad.net\/hundredpapercuts\/+bug\/1270579\" target=\"_blank\">sysvinit-backlight<\/a> script that automatically remembers your screen brightness level for all video adapters and loads the backlight levels on boot, reboot, or wake up from sleep.<\/p>\n<p><b>To install the script:<\/b> <\/p>\n<p>Open terminal (Ctrl+Alt+T) and run below commands one by one to get it from Norbert&#8217;s PPA:<\/p>\n<pre style=\"border:none;\">sudo add-apt-repository ppa:nrbrtx\/sysvinit-backlight\n\nsudo apt-get update\n\nsudo apt-get install sysvinit-backlight<\/pre>\n<p>If you don&#8217;t want to add PPA, you may grab the script directly from <a href=\"https:\/\/launchpad.net\/~nrbrtx\/+archive\/ubuntu\/sysvinit-backlight\/+packages\" target=\"_blank\">PPA packages page<\/a>. So far, Ubuntu 14.10, Ubuntu 14.04 and Ubuntu 12.04 are supported.<\/p>\n<p>For more you may contact the the script author at <a href=\"https:\/\/launchpad.net\/~nrbrtx\" target=\"_blank\">launchpad.net<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Running Ubuntu on a laptop? You may found that Ubuntu doesn&#8217;t memorize your screen brightness level. Every time you reboot or wake the machine up from sleep, it resets the screen brightness to maximum level. I&#8217;ve written how to save screen brightness level in Ubuntu, but it might not work for all video adapters. Thanks [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[721],"class_list":["post-4833","post","type-post","status-publish","format-standard","hentry","category-howtos","tag-screen-brightness"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts\/4833","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/comments?post=4833"}],"version-history":[{"count":0,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts\/4833\/revisions"}],"wp:attachment":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/media?parent=4833"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/categories?post=4833"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/tags?post=4833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}