If you've lost your product key, you can often find it in the but this can be difficult, or sometimes even impossible, to do.
Ọ bụrụ na ị kwụsịrị igodo ngwaahịa gị, ị nwere ike ịchọta ya na Windows Registry ma nke a nwere ike isi ike, ma ọ bụ mgbe ụfọdụ ọbụna na-agaghị ekwe omume, ime.