What steps should be taken for revival after Windows system crashes? In order to check windows you need to go through with the processor x86 for knowing the windows OS and drivers should run in Kernel mode instead of User mode for safety reasons. If it is not there or you are unable to rectify then you should go for technical help by dialing toll free number and get free consultation via Windows Customer Care Number UK +44 0808-101-2159 before you proceed with anything.