Outlook “Signatures” button fails

By | November 7, 2018
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If the “Signatures” button fails to open the dialogue box for changing your signature, you can take the following steps:

  1. Locate: [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0006F03A-0000-0000-C000-000000000046}\LocalServer32]
  2. Direct it to outlook.exe

This file can be renamed .reg and imported to fix this issue on Office 365: Office365