dotnet command not working in terminal in the visual studio

### URL

https://dotnet.microsoft.com/en-us/learn/aspnet/blazor-tutorial/intro

### Operating system

windows

### More information about your system

_No response_

### Description

net' is not recognized as the name of a cmdlet, function, script file, or operable
program. Check the spelling of the name, or if a path was included, verify that the path is correct and try
again.
At line:1 char:1
+ dotnet
+ ~~~~~~
+ CategoryInfo : ObjectNotFound: (dotnet:String) [], CommandNotFoundException
+ FullyQualifiedErrorId : CommandNotFoundException

### dotnet --info

_No response_