IAS Log Viewer registration dialog allow entering registration key to remove all demo version restrictions.
Registration key has approximately 200 symbols like following text:
asdfghjkloiuytersfvngrewdfgyte
ABCDEFIGHKLMNOPQASRTDFGHDFDFER
1LvJ4ybNc46D23eDzDPq5nXTH9n7Cm
7LC0ha01uKiomkQnywYSocpt5qYSgH
NPhH5jWuuxsRZyqdIEwu2RbBXFySoC
vUq847/kvij7joxnb2+hxg=
You must copy registration key and paste it in this dialog box after then restart IAS Log Viewer to apply changes. If registration key was entered correctly all demo version restrictions will be removed.