You don't actually need to upload the sketch to do this. You can do this by using a serial communication to recieve the information from the user. But to do all that, you need some programming skills not only in arduino but on other languages too.
You don't actually need to upload the sketch to do this. You can do this by using a serial communication to recieve the information from the user. But to do all that, you need some programming skills not only in arduino but on other languages too.