diff --git a/FAQ.md b/FAQ.md
index 253f713918..e8204d3e60 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -2532,6 +2532,9 @@ for example when the internet connection is bad or a firewall or a VPN is blocki
 FairEmail will wait 8, 16 and 32 seconds while keeping the device awake (=use battery power) and try again to connect.
 If this fails, FairEmail will schedule an alarm to retry after 15, 30 and 60 minutes and let the device sleep (=no battery usage).
 
+Between connectivity changes there is a wait of 90 seconds to give the email server the opportunity to discover the old connection is broken.
+This is necessary because the internet connection of a mobile device is often lost abruptly and will prevent the problem described in [this FAQ](#user-content-faq23).
+
 Note that [Android doze mode](https://developer.android.com/training/monitoring-device-state/doze-standby)
 does not allow to wake the device earlier than after 15 minutes.