Signature files are shared among all MAPI accounts. However, the default signature is a characteristic of the Outlook MAPI profile. Outlook does not support the migration of MAPI profiles through registry import and export operations. Therefore, UE-V does not try to capture or replicate MAPI profile settings. For more information, see the following Microsoft Knowledge Base article:
Any changes that are made to the Outlook default signature setting must be set by another method, such as roaming profiles, Profgen.exe, or Newprof.exe.
The following lines of code in the settings location template are used to capture signature files:
Article ID: 2930271 - Last Review: 4 Mar 2015 - Revision: 1