There are common applications to install when you finished Ubuntu installation. Also, there are some common configurations you should do. I will give you a list of what applications and configurations with short explanations why you need them. I write this article based on my experiences in Indonesia Linux forums especially what people asks the most. This list is not a mandatory but people will need it for further Ubuntu usage. I write this article for beginners especially those who come from Windows.

Prepare Your System

Have you ever upgraded an application via PPA that makes trouble? For example, upgrading Firefox that causes add-ons incompatibility and you want to have your "old" version back? If so, you are in the right place. Today, I'd like to write a post intended for newbie in Linux on how to use PPA Purge. What is PPA Purge? It's an application which lets you to downgrade your installed application to its "original" version from Ubuntu repository. It is like a first-aid-kit when you are going mad encountering many problems after upgrading application from PPA Launchpad.

If you are new in Linux, especially for you who still use dual-boot with Microsoft Windows or other operating systems, I will share my knowledge on how to change default boot for GRUB. There are a lot of GUI applications to do such thing but knowing the basic concept is important if you want to know more about Linux. Before we get started, please take a closer look at the picture below: