What if url protocol starts an exe program with spaces in its parameters?

I didn"t write that program, so I can"t change the program
url. The parameter space passed in the past has become% 20. The parameter must be passed from the web page. Because it is a variable parameter, who can help? thank you.

Sep.08,2021

it doesn't matter if you use the function decodeURIComponent


20. The program will be decoded automatically when you get it. Try

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