Hi , Alienware 13 , 2015 model with touchscreen , win 10 pro .

problem one : other devices /unknown device exclamation mark . tried every dell driver I can find but still got the problem 

Issue two : cant connect iphone 5 or 5s . iphone screen just flashes , tries to connect but wont .

tried reinstalling itunes , changed cables ( works on other laptop so its not the cable or phone ) .

Ant help appreciated .