diff --git a/src/components/dialogs/LaunchDialog.vue b/src/components/dialogs/LaunchDialog.vue
index d37b07aa..f4dc3ac4 100644
--- a/src/components/dialogs/LaunchDialog.vue
+++ b/src/components/dialogs/LaunchDialog.vue
@@ -1,5 +1,5 @@
 <template>
-    <safe-dialog ref="launchDialogRef" :visible.sync="isVisible" :title="t('dialog.launch.header')" width="450px">
+    <safe-dialog ref="launchDialogRef" :visible.sync="isVisible" :title="t('dialog.launch.header')" width="500px">
         <el-form :model="launchDialog" label-width="100px">
             <el-form-item :label="t('dialog.launch.url')">
                 <el-input
@@ -67,6 +67,13 @@
                 {{ t('dialog.launch.invite') }}
             </el-button>
             <template v-if="isGameRunning">
+                <el-button
+                    type="default"
+                    size="small"
+                    :disabled="!launchDialog.secureOrShortName"
+                    @click="handleSelfInvite(launchDialog.location, launchDialog.shortName)">
+                    {{ t('dialog.launch.self_invite') }}
+                </el-button>
                 <el-button
                     type="default"
                     size="small"
@@ -197,6 +204,20 @@
             });
     }
     function handleLaunchGame(location, shortName, desktop) {
+        if (isGameRunning.value) {
+            proxy.$confirm(t('dialog.launch.game_running_warning'), t('dialog.launch.header'), {
+                confirmButtonText: t('dialog.launch.confirm_yes'),
+                cancelButtonText: t('dialog.launch.confirm_no'),
+                type: 'warning',
+                callback: (action) => {
+                    if (action === 'confirm') {
+                        launchGame(location, shortName, desktop);
+                        isVisible.value = false;
+                    }
+                }
+            });
+            return;
+        }
         launchGame(location, shortName, desktop);
         isVisible.value = false;
     }
@@ -204,6 +225,18 @@
         tryOpenInstanceInVrc(location, shortName);
         isVisible.value = false;
     }
+    async function handleSelfInvite(location, shortName) {
+        const L = parseLocation(location);
+        await instanceRequest.selfInvite({
+            instanceId: L.instanceId,
+            worldId: L.worldId,
+            shortName
+        });
+        proxy.$message({
+            message: 'Self invite sent',
+            type: 'success'
+        });
+    }
     function getConfig() {
         configRepository.getBool('launchAsDesktop').then((value) => (launchDialog.value.desktop = value));
     }
diff --git a/src/localization/en/en.json b/src/localization/en/en.json
index 4330bdcc..0833d220 100644
--- a/src/localization/en/en.json
+++ b/src/localization/en/en.json
@@ -1324,7 +1324,11 @@
             "info": "Info",
             "invite": "Invite",
             "launch": "Launch",
-            "open_ingame": "Open in Game"
+            "open_ingame": "Open in Game",
+            "self_invite": "Self Invite",
+            "game_running_warning": "Are you sure you want to launch a second VRChat instance?",
+            "confirm_yes": "Yes",
+            "confirm_no": "No"
         },
         "export_friends_list": {
             "header": "Export Friends List",
diff --git a/src/stores/invite.js b/src/stores/invite.js
index 42841ac2..3d204c66 100644
--- a/src/stores/invite.js
+++ b/src/stores/invite.js
@@ -111,7 +111,7 @@ export const useInviteStore = defineStore('Invite', () => {
     /**
      *
      * @param {string} messageType
-     * @param {string} inviteMessage
+     * @param {any} inviteMessage
      */
     function showEditInviteMessageDialog(messageType, inviteMessage) {
         const D = state.editInviteMessageDialog;