A software license server is like a lollipop vending machine that only gives out lollipops to people who have a special ticket.
When we want to use a piece of software on our computer, like a video game or a design program, we need to have a special ticket called a "license". This license tells the software that we are allowed to use it and helps the software creators keep track of how many people are using it.
A license server is like a big computer that holds all the tickets. When we want to use the software on our computer, we ask the license server if we have a ticket to use it. If we do, the server gives us permission and we can use the software. If we don't have a valid ticket, the server won't let us use the software.
Just like with the lollipop vending machine, the license server makes sure that only the people who have the right ticket can use the software. This helps the creators of the software make sure they are getting paid for their hard work and helps them keep track of how many people are using their software.
Overall, the software license server is a really important part of using software on our computer and helps make sure everyone is playing by the rules.