August 3, 2015 at 5:44 PM #1 Affected App WoltLab Suite Forum (I don't know if it's a bug or issue in Woltlab.com)I changed my gravatar some days ago, but my avatar was not updated in Woltlab.com.
August 3, 2015 at 6:51 PM Official Post #2 Gravatars are downloaded and cached for 7 days before they're fetched again. This ensures that the browser will not be stuck loading in case there are network issues or some other kind of problems affecting connectivity to their servers.
August 3, 2015 at 6:52 PM Official Post #3 Gravatars are locally cached for seven days, so the question is how many days ago you changed it.To manually refresh your avatar, it should be sufficient to simply submit the Avatar Edit form.