When am installing it asking me the Envato User ID and Purchase Key
Someone is here?
Username is your account username. Click on profile to see your username. Purchase key
https://help.market.envato.com/hc/en-us/articles/202822600-Where-Is-My-Purchase-Code-
mks148 User name you can use as your own one but the purchase key will be the one which you have got after purchasing from code canyon. Hope you understand now.