To do a Windows registry check there is no better way than to use good registry scanner, click a button and just let it go. Many of the top registry cleaner software companies allow you to use their registry cleaner to do a free registry scan so 
you can see if you do have corruption in your computer’s registry.
One symptom of registry corruption is often a slow running computer. Many times a corrupt registry will make a computer operate erratically as it may become error prone and eventually, it may crash altogether.
It is possible for a computer with a virus or a spyware infection to act in an identical manor. So, it is best to use a registry scanner so you can see first hand if registry corruption is the cause of these symptoms.
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