+Continue in read only mode, click [OK], or:RClose the image file (open/close button on the right) or click the [Close] button.5Make sure not other application has opened the files._Right mouse click the *.IBP/IBQ files via Windows explorer and uncheck the read-only attribute.Open the image file again.CloseIsoBuster Virus Check4The program embedded checksum test found a problem !?The executable appears to have been changed after installation.OA likely reason for this is a virus that has attached itself to the executable.