{"id":5762,"date":"2016-03-29T16:43:23","date_gmt":"2016-03-29T16:43:23","guid":{"rendered":"http:\/\/ubuntuhandbook.org\/?p=5762"},"modified":"2016-03-30T15:26:42","modified_gmt":"2016-03-30T15:26:42","slug":"upgrade-ubuntu-15-10-to-ubuntu-16-04-beta","status":"publish","type":"post","link":"https:\/\/ubuntuhandbook.org\/index.php\/2016\/03\/upgrade-ubuntu-15-10-to-ubuntu-16-04-beta\/","title":{"rendered":"How to Upgrade From Ubuntu 15.10 to Ubuntu 16.04 Beta"},"content":{"rendered":"

\"Ubuntu<\/a><\/p>\n

Want to try the new Ubuntu 16.04 LTS? Here’s how to upgrade to Ubuntu 16.04 Beta 2 from your Ubuntu 15.10 desktop. You can then update to the final release a few weeks after, on April 21st.<\/p>\n

NOTE:<\/b> <\/p>\n

1. This beta has numbers of bugs, don’t do this and wait for the final release if you want a stable system.<\/i><\/p>\n

2. DON’T upgrade from Ubuntu 14.04 LTS. There’s a known bug upgrading from 14.04<\/a>.<\/i><\/p>\n

Preparation:<\/b><\/p>\n

1.<\/b> Always first backup your bookmarks, documents, and other data.<\/p>\n

2.<\/b> If you have the proprietary video driver installed, uninstall it and switch back to the open-source driver.<\/p>\n

For Nvidia, depends on how you installed the driver, use the official .run<\/b> from Nvidia website via --uninstall<\/code> option:<\/p>\n

sudo .\/NVIDIA-Linux-x86_64-xx.xx.run --uninstall<\/pre>\n
or remove nvidia-current via command:<\/p>\n
sudo apt-get purge nvidia-current<\/pre>\n
You may also re-install the open-source driver via PPA:<\/p>\n
sudo apt-get install xserver-xorg-video-nouveau && sudo rm \/etc\/X11\/xorg.conf<\/pre>\n<\/blockquote>\n
3.<\/b> Remove\/Disable third-party PPAs by going to Software & Updates -> Other Software<\/b> tab.<\/p>\n
\"Disable<\/a><\/p>\n
4.<\/b> In Updates<\/b> tab, enable Proposed repository:<\/p>\n
\"Enable<\/a><\/p>\n
Upgrade Ubuntu:<\/b><\/p>\n
1.<\/b> Open terminal (Ctrl+Alt+T) and update your system by running below command:<\/p>\n
sudo apt-get update && sudo apt-get dist-upgrade<\/pre>\n
Type in your password (no visual feedback when typing)<\/i> when it asks and hit Enter to continue.<\/p>\n
You may need to restart your computer to complete installing updates.<\/p>\n
2.<\/b> Once your system is up to date. Launch Software Updater<\/b> with -d<\/code> option, so it checks if upgrading to the latest devel release is possible:<\/p>\n
sudo update-manager -d<\/pre>\n
After checking for updates, it prompts that Ubuntu 16.04 LTS is available.<\/p>\n
\"upgrade-ubuntu1604\"<\/a><\/p>\n
3.<\/b> Click Upgrade<\/b> and confirm in next window to start the upgrade process. At the end you’ll be prompted to restart your computer if everything goes well.<\/p>\n
Tip:<\/b> Once Ubuntu 16.04 final is released, run commands in step 1<\/b> to update this beta to the final release.<\/p>","protected":false},"excerpt":{"rendered":"
Want to try the new Ubuntu 16.04 LTS? Here’s how to upgrade to Ubuntu 16.04 Beta 2 from your Ubuntu 15.10 desktop. You can then update to the final release a few weeks after, on April 21st. NOTE: 1. This beta has numbers of bugs, don’t do this and wait for the final release if […]<\/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":[1327],"class_list":["post-5762","post","type-post","status-publish","format-standard","hentry","category-howtos","tag-ubuntu-16-04"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts\/5762","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=5762"}],"version-history":[{"count":0,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts\/5762\/revisions"}],"wp:attachment":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/media?parent=5762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/categories?post=5762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/tags?post=5762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}