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Nowadays, most people have a mail account. We all have sent and received emails from all around the world. Emails are so common nowadays that we hardly think about the entire process. We write a message, make a click, and the mail is delivered.
Here, we will check how the mail works and what is behind the simplicity of the entire mail sending process.
Whenever you are going to upgrade some software or to buy a new one, you need to know your OS version. It is important to know it if you want your device to function properly.
Nowadays, it is not a secret. There are many options to find out what your OS version is. There are many command line utilities that can be used for it. There are a lot of CMD commands that you can use.