diff --git a/src/GroupAddressPicker.js b/src/GroupAddressPicker.js
index cfd2590780..ca495de16d 100644
--- a/src/GroupAddressPicker.js
+++ b/src/GroupAddressPicker.js
@@ -76,6 +76,13 @@ function _onGroupInviteFinished(groupId, addrs) {
                 title: _t("Failed to invite the following users to %(groupId)s:", {groupId: groupId}),
                 description: errorList.join(", "),
             });
+        } else {
+            const QuestionDialog = sdk.getComponent("dialogs.QuestionDialog");
+            Modal.createTrackedDialog('Group invitations sent', '', QuestionDialog, {
+                title: _t("Invites sent"),
+                description: _t("Your group invitations have been sent."),
+                hasCancelButton: false,
+            });
         }
     }).catch((err) => {
         const ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
diff --git a/src/UserSettingsStore.js b/src/UserSettingsStore.js
index 050e28e5b7..6f689735a7 100644
--- a/src/UserSettingsStore.js
+++ b/src/UserSettingsStore.js
@@ -36,12 +36,21 @@ export default {
     getLabsFeatures() {
         const featuresConfig = SdkConfig.get()['features'] || {};
 
-        return FEATURES.filter((f) => {
-            const sdkConfigValue = featuresConfig[f.id];
-            if (!['enable', 'disable'].includes(sdkConfigValue)) {
-                return true;
-            }
-        }).map((f) => {
+        // The old flag: honourned for backwards compat
+        const enableLabs = SdkConfig.get()['enableLabs'];
+
+        let labsFeatures;
+        if (enableLabs) {
+            labsFeatures = FEATURES;
+        } else {
+            labsFeatures = FEATURES.filter((f) => {
+                const sdkConfigValue = featuresConfig[f.id];
+                if (sdkConfigValue === 'labs') {
+                    return true;
+                }
+            });
+        }
+        return labsFeatures.map((f) => {
             return f.id;
         });
     },
@@ -193,7 +202,10 @@ export default {
     isFeatureEnabled: function(featureId: string): boolean {
         const featuresConfig = SdkConfig.get()['features'];
 
-        let sdkConfigValue = 'labs';
+        // The old flag: honourned for backwards compat
+        const enableLabs = SdkConfig.get()['enableLabs'];
+
+        let sdkConfigValue = enableLabs ? 'labs' : 'disable';
         if (featuresConfig && featuresConfig[featureId] !== undefined) {
             sdkConfigValue = featuresConfig[featureId];
         }
diff --git a/src/i18n/strings/en_EN.json b/src/i18n/strings/en_EN.json
index 25b48b7d68..ff571cfe42 100644
--- a/src/i18n/strings/en_EN.json
+++ b/src/i18n/strings/en_EN.json
@@ -918,5 +918,7 @@
     "This room has no related groups": "This room has no related groups",
     "New group ID (e.g. +foo:%(localDomain)s)": "New group ID (e.g. +foo:%(localDomain)s)",
     "%(serverName)s Matrix ID": "%(serverName)s Matrix ID",
-    "Add rooms to this group": "Add rooms to this group"
+    "Add rooms to this group": "Add rooms to this group",
+    "Invites sent": "Invites sent",
+    "Your group invitations have been sent.": "Your group invitations have been sent."
 }