Install prog. in ubuntu
lets supose the program name firefox-xx.xx.tar.bz2
After you download the file in the downloads folder
Next, run the commands below to extract the downloaded file. Remember to specify the current version number. eg. firefox-xx.xx.tar.bz2
tar xjf ~/Downloads/firefox-12.0b4.tar.bz2
After extracting, move the extracted folder to the /opt/ directory.
sudo mv firefox/ /opt/firefox12
Next, rename the your current Firefox executable by running the commands below.
sudo mv /usr/bin/firefox /usr/bin/firefox-old
Finally, run the commands below to create a symbolic link to the newer version.
sudo ln -s /opt/firefox12/firefox /usr/bin/firefox
Now,
try typing firefox in terminal or opening your Firefox launcher icon.
You do not need to edit your current firefox launcher to use the newer
version.
Enjoy!
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