got this error http://puu.sh/jhHsx/3adc7dc162.png also im unable to delete some files in that folder as they're in use

Hello, i am in the UK and i have no recieved my windows 10 download yet, i know others in the UK have recieved it

Here are screenshots to help:
http://puu.sh/jhBNc/ec9f84b877.png...