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February 29, 2016 19:14
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Update Ubuntu 14.04 to 15.04 to 15.10...
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Before you upgrade, you need to install these upgrade helpers: | |
sudo apt-get install update-manager update-manager-core | |
After that, go to /etc/update-manager/release-upgrades file and change Prompt=lts to Prompt=normal. Make sure that meta-release file in same folder looks like this. If it isn't there, add it at the bottom of the file: | |
[METARELEASE] | |
URI = http://changelogs.ubuntu.com/meta-release | |
URI_LTS = http://changelogs.ubuntu.com/meta-release-lts | |
URI_UNSTABLE_POSTFIX = -development | |
URI_PROPOSED_POSTFIX = -proposed | |
Upgrading from 14.04 to 15.04 will looks like this: 14.04 -> 14.10 -> reboot -> 15.04 -> reboot -> done | |
Here are the next steps: | |
execute do-release-upgrade -d in terminal | |
[follow screen instructions], reboot at the end. 14.10 will be installed | |
execute do-release-upgrade -d in terminal | |
[follow screen instructions], reboot at the end. 15.04 will be installed |
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Thanks! used in: https://gist.github.com/wellington1993/44def31e824d0b7a45fe14609738e696