Hi check out this link to your answer your question
http://www.intowindows.com/how-to-install-windows-7vista-from-usb-drive-detailed-100-working-guide/
It's quite straight forward
With your printer being wireless you just need to update the drivers to windows 7 ones. They should be available on hp website.
Not always possible, most newer ones only output through scart or hdmi. check in the settings menu to see if there is a output for co-ax. Failing that post model details and I will see if I can find solution for you.
had similar problem with twin tanks years ago. someone had put in another supply and a switch. worth checking somewhere within arms reach of driving position but out of sight
On explorer click on view then toolbars and uncheck the one not required. On google chrome use settings then extensions and bin what is not required
try the above link for some images
Try this site if you live in the UK.
www.gov.uk/contact-the-dvla
Hi the form you require is 'H1' download from this address
https://www.gov.uk/pacemakers-and-driving
Try www.download.com you will find all sort of programs here
1 User Manual as requested, just copy and paste this link into your address bar
http://h10032.www1.hp.com/ctg/Manual/c02834030.pdf