How do I make an enemy only attack the player when he is at X distance away from him? [SOLVED]

Alright I made an example capx, feel free to change the distance/speed values to fit your needs, but that should solve your problem (works with multiple enemies instances) :

https://drive.google.com/file/d/1F5L75Z0UjxcNAGX2NukdTzTFaiYE7p7O/view?usp=sharing

Thank you very much, dude!

Your project is wonderful! It served me very well! :D

Your welcome!