Ignore White Space
Supported on: At least Windows Server 2008 R2 or Windows 7
Registry
HKCU
software\policies\microsoft\office\16.0\word\options Value name: compareignorewhitespace
Enabled: compareignorewhitespace = 1
Disabled: compareignorewhitespace = 0
Description
This option determines if white space is compared in document compare. This corresponds to the option in the Compare dialog box ( Review ribbon | Compare | more options).