diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index e099f4687..f3b22f54b 100644
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -473,5 +473,6 @@
   "hideRequestBanner": "Hide Message Request Banner",
   "openMessageRequestInbox": "View Message Requests",
   "noMessageRequestsPending": "No pending message requests",
+  "noMediaUntilApproved": "You cannot send attachments until the conversation is approved",
   "openMessageRequestInboxDescription": "View your Message Request inbox"
 }
diff --git a/ts/components/conversation/composition/CompositionBox.tsx b/ts/components/conversation/composition/CompositionBox.tsx
index 32288a196..74f83af83 100644
--- a/ts/components/conversation/composition/CompositionBox.tsx
+++ b/ts/components/conversation/composition/CompositionBox.tsx
@@ -729,6 +729,13 @@ class CompositionBoxInner extends React.Component<Props, State> {
   }
 
   private onChooseAttachment() {
+    if (
+      !this.props.selectedConversation?.didApproveMe &&
+      this.props.selectedConversation?.isPrivate
+    ) {
+      ToastUtils.pushNoMediaUntilApproved();
+      return;
+    }
     this.fileInput.current?.click();
   }
 
diff --git a/ts/session/utils/Toast.tsx b/ts/session/utils/Toast.tsx
index 259d240a0..dd90f7f24 100644
--- a/ts/session/utils/Toast.tsx
+++ b/ts/session/utils/Toast.tsx
@@ -279,3 +279,7 @@ export function pushNoAudioInputFound() {
 export function pushNoAudioOutputFound() {
   pushToastWarning('noAudioInputFound', window.i18n('noAudioOutputFound'));
 }
+
+export function pushNoMediaUntilApproved() {
+  pushToastError('noMediaUntilApproved', window.i18n('noMediaUntilApproved'));
+}
diff --git a/ts/types/LocalizerKeys.ts b/ts/types/LocalizerKeys.ts
index 6c0f29db7..f51c1eaee 100644
--- a/ts/types/LocalizerKeys.ts
+++ b/ts/types/LocalizerKeys.ts
@@ -476,4 +476,5 @@ export type LocalizerKeys =
   | 'openMessageRequestInboxDescription'
   | 'hideRequestBanner'
   | 'noMessageRequestsPending'
+  | 'noMediaUntilApproved'
   | 'reportIssue';