The software can be bought at window store or online and come in a box with all the disc, manuals, warranty, and other documents.
You can also download software on a device/computer over the internet. Once software downloaded setup files are run to outset the installation process on your device/computer.
There are some also free software program available through the internet, that is parted into several categories
Trial version software
This type of software gives you few days to try the software before you have to purchase the program. After the trial period expires you’ll be asking for entering a product code or register product before you can run on to use it.
This software is apodictically free software that never asks for payment, as long as it is not improved.
Open source software
This type of software is similar to freeware not only is the program given away for free, but the source code used to make the program is as well allowing anyone or modify the program or view how it was created.