Installing Newest version of firefox: the easiest way to run firefox from .tar.bz2 archive

Problem: I have downloaded firefox from mozilla but the file downloaded was of type firefox.tar.bz2 . the eaziest way to run firefox is given below.

Solution: This solution is for absolute beginners, all you have to to is

1. right click on the .tar.bz2 file and choose extract here, this will create a folder named "firefox".
2. Now open Terminal
3.cd to the extracted folder
 -by default the folder will be in the downloads Directory

type cd /home/<username>/Downloads/firefox/ and press enter(Return). give your username in the place of <username>.

4. type ./firefox and press enter thats all.

Now, If you want to creat a shortcut of the new firefox on top pannel,

1. Right click on the pannel, choose Add to pannel.
2. Choose Custom application launcher from the menu.
3.fill the details As shown in the image.

In the command field insert the following command.

/home/<username>/Downloads/firefox/firefox.

thats all your firefox is now just a click away. thank you.

No Sound in Ubuntu 11.10 : SOLVED

PROBLEM: Number of users are reporting that after upgrading to ubuntu 11.10 . there is no sound at all.

Solution 1: Many of them solved it by simply updating the OS once. or at most twice. try updating it for solving the issue.

Problem still persists?. here is another solution, which is related to pulse audio.

Solution 2: Deleting the /home/username/.pulse directory fixed the problem for another ones


Solution3: If you still can't hear anything from your machine try the following command,

rm -rvf ~/.pulse/

hope your sound issue is fixed

[SOLVED]Requires installation of untrusted packages "The action would require the installation of packages from not authenticated sources."

Requires installation of untrusted packages
"The action would require the installation of packages from not authenticated sources."

These words made me tensed for three more days because this message is often appeared in your software center or with your synaptic. I thought I have too reintall the os to resolve this. but this problem can be solved by  executing a single line command in shell.

go to applications->accesories->terminal


and type the following line and press enter to solve this problem.

 sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 40976EAF437D05B5

this will replace the broken keys of your authentication part and opens some repositories for getting software