Question: how to use pcunlocker windows 7?
Answer: Step 1: Create a bootable CD or USB flash drive. Download the PCUnlocker and save it on any computer you have access to. ... 
Step 2: Set BIOS to boot from CD or USB flash drive. Boot your locked computer. ... 
Step 3: Boot Your Computer from CD or USB flash drive. ... 
Step 4: Reset Windows 7 Password.