Release version, usually the first released version (not stable).

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7
votes
2answers
15k views

Upgrading 12.04 to 14.04 beta directly (without the intermediate 12.10 release)

I was trying to upgrade from 12.04 LT to 14.04 beta using update manager and using this command. sudo do-release-upgrade --check-dist-upgrade-only --devel-release But it is showing Checking for ...
6
votes
2answers
30k views

glxspheres not found. How to install? [closed]

I installed kubuntu 13.10 beta 1 yesterday. Today, I installed bumblebee and I was tried to check my fps on video card. When I ran glxspheres an error command not found appeared. How can I install ...
2
votes
3answers
9k views

How do I install the new beta driver for Nvidia?

How do I install the new beta driver for Nvidia? With Ubuntu before 12.04 I could do this: 1) Downloaded it from the site www.nvidia.com 2) Logout, 3) Move to tty1 (Ctrl + Alt + F1), 4)...
2
votes
2answers
2k views

How do I downgrade Firefox developer version to stable version on Ubuntu+1? [closed]

I want to downgrade to Firefox X stable from Y beta due to add-on incompatibilities. For example from Firefox 11 beta to Firefox 10 stable. How can I go to stable channel?
3
votes
1answer
255 views

Will the alpha/beta ISO become official after Release?

I am moving to use a Alpha/Beta ISO and I am wondering will it become stable after official release or will I need a new iso?