diff --git a/src/components/structures/RoomStatusBar.js b/src/components/structures/RoomStatusBar.js
index 9aa77e695a..941cab4dda 100644
--- a/src/components/structures/RoomStatusBar.js
+++ b/src/components/structures/RoomStatusBar.js
@@ -309,10 +309,14 @@ module.exports = React.createClass({
             );
         } else {
             let consentError = null;
+            let mauError = null;
             for (const m of unsentMessages) {
                 if (m.error && m.error.errcode === 'M_CONSENT_NOT_GIVEN') {
                     consentError = m.error;
                     break;
+                } else if (m.error && m.error.errcode === 'M_MAU_LIMIT_EXCEEDED') {
+                    mauError = m.error;
+                    break;
                 }
             }
             if (consentError) {
@@ -327,6 +331,8 @@ module.exports = React.createClass({
                             </a>,
                     },
                 );
+            } else if (mauError) {
+                title = _t("Your message wasn’t sent because this homeserver has hit its Monthly Active User Limit. Please contact your service administrator to continue using the service.");
             } else if (
                 unsentMessages.length === 1 &&
                 unsentMessages[0].error &&
diff --git a/src/i18n/strings/en_EN.json b/src/i18n/strings/en_EN.json
index 9acde2b80c..d3f6300c09 100644
--- a/src/i18n/strings/en_EN.json
+++ b/src/i18n/strings/en_EN.json
@@ -33,12 +33,6 @@
     "VoIP is unsupported": "VoIP is unsupported",
     "You cannot place VoIP calls in this browser.": "You cannot place VoIP calls in this browser.",
     "You cannot place a call with yourself.": "You cannot place a call with yourself.",
-    "Conference calls are not supported in encrypted rooms": "Conference calls are not supported in encrypted rooms",
-    "Conference calls are not supported in this client": "Conference calls are not supported in this client",
-    "Warning!": "Warning!",
-    "Conference calling is in development and may not be reliable.": "Conference calling is in development and may not be reliable.",
-    "Failed to set up conference call": "Failed to set up conference call",
-    "Conference call failed.": "Conference call failed.",
     "Could not connect to the integration server": "Could not connect to the integration server",
     "A conference call could not be started because the intgrations server is not available": "A conference call could not be started because the intgrations server is not available",
     "Call in Progress": "Call in Progress",
@@ -211,7 +205,6 @@
     "Authentication check failed: incorrect password?": "Authentication check failed: incorrect password?",
     "Failed to join room": "Failed to join room",
     "Message Pinning": "Message Pinning",
-    "Jitsi Conference Calling": "Jitsi Conference Calling",
     "Disable Emoji suggestions while typing": "Disable Emoji suggestions while typing",
     "Use compact timeline layout": "Use compact timeline layout",
     "Hide removed messages": "Hide removed messages",
@@ -271,6 +264,7 @@
     "No display name": "No display name",
     "New passwords don't match": "New passwords don't match",
     "Passwords can't be empty": "Passwords can't be empty",
+    "Warning!": "Warning!",
     "Changing password will currently reset any end-to-end encryption keys on all devices, making encrypted chat history unreadable, unless you first export your room keys and re-import them afterwards. In future this will be improved.": "Changing password will currently reset any end-to-end encryption keys on all devices, making encrypted chat history unreadable, unless you first export your room keys and re-import them afterwards. In future this will be improved.",
     "Continue": "Continue",
     "Export E2E room keys": "Export E2E room keys",
@@ -1041,6 +1035,7 @@
     "Message not sent due to unknown devices being present": "Message not sent due to unknown devices being present",
     "<showDevicesText>Show devices</showDevicesText>, <sendAnywayText>send anyway</sendAnywayText> or <cancelText>cancel</cancelText>.": "<showDevicesText>Show devices</showDevicesText>, <sendAnywayText>send anyway</sendAnywayText> or <cancelText>cancel</cancelText>.",
     "You can't send any messages until you review and agree to <consentLink>our terms and conditions</consentLink>.": "You can't send any messages until you review and agree to <consentLink>our terms and conditions</consentLink>.",
+    "Your message wasn’t sent because this homeserver has hit its Monthly Active User Limit. Please contact your service administrator to continue using the service.": "Your message wasn’t sent because this homeserver has hit its Monthly Active User Limit. Please contact your service administrator to continue using the service.",
     "%(count)s of your messages have not been sent.|other": "Some of your messages have not been sent.",
     "%(count)s of your messages have not been sent.|one": "Your message was not sent.",
     "%(count)s <resendText>Resend all</resendText> or <cancelText>cancel all</cancelText> now. You can also select individual messages to resend or cancel.|other": "<resendText>Resend all</resendText> or <cancelText>cancel all</cancelText> now. You can also select individual messages to resend or cancel.",