diff --git a/FAQ.md b/FAQ.md
index 3fa62a240f..b6175a0968 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -22,6 +22,7 @@ Frequently requested features:
 * Badge count: there is no standard Android API for this and third party solutions might stop working anytime.
 * Shortcut frequently contacted: Android [doesn't support this anymore](https://developer.android.com/guide/topics/providers/contacts-provider#ObsoleteData).
 * Pull down to refresh: new messages are received in real-time, so manual refreshing is not needed, see also [this FAQ](#user-content-faq2).
+* *name+extra<i></i>@example.com* style addresses: most SMTP servers, including Google's servers, strictly allow verified sender addresses only to prevent spam.
 
 Since FairEmail is meant to be privacy friendly, the following will not be added: