In all new software releases, hibernation has been disabled by default. This tutorial is targeted on how to enable hibernate in Ubuntu 12.10.
If you love Ubuntu as much as we do. You should be reading this article, we have stumbled upon a bunch of posts on various tech blogs, where folks are looking for some pointers to enable hibernate in Ubuntu 12.04 and 12.10. That triggered us to post the solution, so that you have the resource available handy.
Firstly, enabling Hibernate in Ubuntu 12.04 and 12.10 is no rocket science. This article will help you enable Hibernate in Ubuntu 12.04 and 12.10. The solution can be accessed from the session menu itself without much hassle.
The first step is you have to press Ctrl+Alt+T at the same time and promote a terminal window, then you have to track the commands on your terminal to build a hibernate policy file.
After this is done then you have to write the following stuff 
[Enable Hibernate]
Identity=unix-user:*
Action=org.freedesktop.upower.hibernate
Result Active=yes
Then copy and paste this code into the file and do not forget to save the file.
After this step is done, you got to reboot your computer and then you can hibernate in Ubuntu session
If you didn’t already know hibernation is disabled by default in Ubuntu, owing to a various reasons. There are persistent issues like No resume after suspending the PC, folder missing after opening a file, Shutdown instead of hibernation, Wi-Fi goofing up & devices not working after waking up, etc. This always happens because of lack of hardware support. Even in Ubuntu derivatives like Linux Mint it comes disabled by default. There are many advantages of Hibernation. You can save your power, plus the exact condition of the computer is resumed.
There is also another method by which you can enable Hibernate in Ubuntu in 12.10.The very first step that you have to do is see whether it works on your hardware. In this you have to open the terminal by pressing (CTRL + ALT + T). You have to initially save your work done and start further typing. Once this is done then you can start your laptop and go ahead if everything is in order. If you notice anything unusual then you have to see that the size of SWAP is at least as big as the RAM.
Once you have gone executed the above step you can carry on using that command securely or make it stable by enabling it on the menu.
We hope this resolves most of your queries around Ubuntu hibernation… Until next post, keep it techy folks!!
