Hi, here is one more (very convenient) alternative:
For step 1) Search the internet for "KNOPPIX on USB". You can create a bootable USB-Stick (very easy) and you can run your computer without any restrictions.
step 2) remains
KNOPPIX is a Linux System.
It does the same as Windows but everything looks/works slightly different. Surfing the internet should be no problem.
Both ways are about equally complex.