In order for your GIFS (animated images) to be read correctly on Outlook, you must make sure you have these two conditions:
Be on a version of Outlook at least 2010
Be on a monthly update channel
To check these conditions I must go to Outlook then File, then appears this screen:

I click on Office Account :

Here are the parameters to check, you can now be sure to read correctly GIFS received by email 😊

#outlook #gifs #signature #campaign