diff --git a/config.js b/config.js
index 489b3024ed..48145233ef 100644
--- a/config.js
+++ b/config.js
@@ -805,7 +805,9 @@ var config = {
     //     // By setting preCallTestEnabled, you enable the pre-call test in the prejoin page.
     //     // ICE server credentials need to be provided over the preCallTestICEUrl
     //     preCallTestEnabled: false,
-    //     preCallTestICEUrl: ''
+    //     preCallTestICEUrl: '',
+    //     // Shows the hangup button in the lobby screen.
+    //     showHangUp: true,
     // },
 
     // When 'true', the user cannot edit the display name.
diff --git a/react/features/base/config/configType.ts b/react/features/base/config/configType.ts
index 7188b0ae4f..faa2d1da7c 100644
--- a/react/features/base/config/configType.ts
+++ b/react/features/base/config/configType.ts
@@ -524,6 +524,7 @@ export interface IConfig {
         hideExtraJoinButtons?: Array<string>;
         preCallTestEnabled?: boolean;
         preCallTestICEUrl?: string;
+        showHangUp?: boolean;
     };
     raisedHands?: {
         disableLowerHandByModerator?: boolean;
diff --git a/react/features/base/premeeting/components/web/PreMeetingScreen.tsx b/react/features/base/premeeting/components/web/PreMeetingScreen.tsx
index 2d945627cb..314eac6590 100644
--- a/react/features/base/premeeting/components/web/PreMeetingScreen.tsx
+++ b/react/features/base/premeeting/components/web/PreMeetingScreen.tsx
@@ -282,15 +282,18 @@ const PreMeetingScreen = ({
  * @returns {Object}
  */
 function mapStateToProps(state: IReduxState, ownProps: Partial<IProps>) {
-    const { hiddenPremeetingButtons } = state['features/base/config'];
+    const { hiddenPremeetingButtons, prejoinConfig } = state['features/base/config'];
     const { toolbarButtons } = state['features/toolbox'];
-    const { showHangUp = true } = getLobbyConfig(state);
     const { knocking } = state['features/lobby'];
+    const { showHangUp: showHangUpLobby = true } = getLobbyConfig(state);
+    const { showHangUp: showHangUpPrejoin = true } = prejoinConfig || {};
     const premeetingButtons = (ownProps.thirdParty
         ? THIRD_PARTY_PREJOIN_BUTTONS
         : PREMEETING_BUTTONS).filter((b: any) => !(hiddenPremeetingButtons || []).includes(b));
 
-    if (showHangUp && knocking && !premeetingButtons.includes('hangup')) {
+    const shouldShowHangUp = knocking ? showHangUpLobby : showHangUpPrejoin;
+
+    if (shouldShowHangUp && !premeetingButtons.includes('hangup')) {
         premeetingButtons.push('hangup');
     }
 
diff --git a/react/features/prejoin/components/native/Prejoin.tsx b/react/features/prejoin/components/native/Prejoin.tsx
index 8b76bd2c82..214a551645 100644
--- a/react/features/prejoin/components/native/Prejoin.tsx
+++ b/react/features/prejoin/components/native/Prejoin.tsx
@@ -61,7 +61,8 @@ const Prejoin: React.FC<IPrejoinProps> = ({ navigation }: IPrejoinProps) => {
     const isDisplayNameReadonly = useSelector(isNameReadOnly);
     const roomName = useSelector((state: IReduxState) => getConferenceName(state));
     const roomNameEnabled = useSelector((state: IReduxState) => isRoomNameEnabled(state));
-    const { showHangUp = true } = useSelector((state: IReduxState) => getLobbyConfig(state));
+    const { showHangUp: showHangUpLobby = true } = useSelector((state: IReduxState) => getLobbyConfig(state));
+    const { showHangUp: showHangUpPrejoin = true } = useSelector((state: IReduxState) => state['features/base/config'].prejoinConfig || {});
     const { knocking } = useSelector((state: IReduxState) => state['features/lobby']);
     const participantName = localParticipant?.name;
     const [ displayName, setDisplayName ]
@@ -190,7 +191,7 @@ const Prejoin: React.FC<IPrejoinProps> = ({ navigation }: IPrejoinProps) => {
                     <VideoMuteButton
                         styles = { styles.buttonStylesBorderless } />
                     {
-                        showHangUp && knocking
+                        (knocking ? showHangUpLobby : showHangUpPrejoin)
                         && <HangupButton
                             styles = { styles.buttonStylesBorderless } />
                     }