'tsc command not found' in compiling typescript

Question

I want to install typescript, so I used the following command:

npm install -g typescript 

and test tsc --version, but it just

Answer 1

For windows:

Add the path by using command as below in command prompt:
path=%path%;C:\Users\\npm

As in my case, the above path was not registered for command.

%userprofile% in run windows, will give you path to C:\users\