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Individual deployment of Sigsync Signatures add-in for Outlook Web

Supported versions:

For Windows:
  Windows Outlook for Microsoft 365 (Version 2108 - Build 14326.21018) and higher (Microsoft 365 subscription required)
 Outlook 2019 (Version 2111) and higher – partially supported*
 Outlook 2021 – partially supported*
 Windows 10 (Version 1903 - Build 18362) or Windows Server 2019 (Version 1903) and higher – older versions are partially supported*
*partially supported means that with the Sigsync Add-in you can:
  preview signatures from add-in pane while composing an email
  add signatures manually from the add-in pane using 'Add This Signature' button

For Mac (early access version of the Sigsync Add-in):
 Outlook for Mac (Version 16.59 - Build 22031300) and higher (Microsoft 365 subscription required)
Please note that the 'New Outlook' toggle located in the upper-right corner of Outlook for Mac must be switched to 'On'. In case the toggle is not visible, you can click on 'Outlook' in the menu bar and select 'New Outlook' to activate it.

Outlook on the web (OWA): 
Requirements: Sigsync Signatures Add-in for Outlook is compatible with all modern web browsers such as
  Microsoft Edge
  Google Chrome
  Mozilla Firefox

Outlook on Mobile Devices (Android and iOS):
  Outlook for Android – version 4.2330.0 and later
  Outlook for iOS – version 4.2314.0 and later
Click here to know more details on Outlook for Android version
Click here to know more details on Outlook for iOS version

Although the Sigsync Signatures Add-in for Outlook can be used with shared mailboxes, full support may not be available on Outlook Mac. This is because shared mailboxes are not yet officially supported on Microsoft's Office Add-in platform.
Sigsync requires Microsoft 365 global admin rights (required for centralized deployment of the Sigsync Signatures Add-in only).

  1. Visit: in your browser and authenticate.
  2. Once the 'Add-Ins for Outlook' window prompts, select the ‘My add-ins’ tab from the left pane. On the right hand side, click '+ Add a custom add-in,' then choose 'Add from File...' from the 'Custom Addins' section.


  3. Download and select the Sigsync signature add-in manifest file (SigsyncDeploy.xml) using one of the methods listed below:

    Method1: Download SigsyncDeploy.xml


    Method2:  After clicking the download button, your download will start promptly. If it doesn't begin, you can follow the below steps:

    1. Copy the below URL and open it in any browser:

    2. Right-click on the page and choose 'Save as...' and save the file to your local computer in .xml format (SigsyncDeploy.xml)

  4. Select the SigsyncDeploy.xml file from your computer

    Click Install to deploy Sigsync Signatures

  5. Click the 'Install' button.


  6. Close the ‘Add-Ins for Outlook’ window and open the mail compose window. Select the 'Sigsync Signatures Add-in for Outlook' icon from the ribbon to open the Add-in pane.


  7. In case you've updated your signature rules or templates in Sigsync, just close and reopen the add-in pane to reflect the changes in the Add-in pane.


Streamline Email Signature Management with a Free On-demand Demo from Sigsync

Sigsync email signature service provides effortless, centralized signature management for Office 365 and Exchange. Our team can assist you in quickly setting up company-wide signatures. Request a free on-demand demo to see how Sigsync can simplify your email signature management process.


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