Who called from 3478172174

Said my computer was giving errors - wanted in to it. said he had contract from microsoft. I did not let him in.

i had a similar call from the same number....said the same thing...switch on the computer and will help you delete virus infected files! I told him I was busy and hung up

Received calls repeatedly from this number...said they are authorised Microsoft Service providers to help customers with virus infected files on their computer.