diff --git a/app/assets/javascripts/discourse/app/components/uppy-image-uploader.js b/app/assets/javascripts/discourse/app/components/uppy-image-uploader.js
index 5933c4fd9d7..7dd74d69807 100644
--- a/app/assets/javascripts/discourse/app/components/uppy-image-uploader.js
+++ b/app/assets/javascripts/discourse/app/components/uppy-image-uploader.js
@@ -8,11 +8,19 @@ import lightbox from "discourse/lib/lightbox";
 import { next } from "@ember/runloop";
 import { htmlSafe } from "@ember/template";
 import { authorizesOneOrMoreExtensions } from "discourse/lib/uploads";
+import I18n from "I18n";
 
 export default Component.extend(UppyUploadMixin, {
   classNames: ["image-uploader"],
   disabled: or("notAllowed", "uploading", "processing"),
 
+  @discourseComputed("disabled", "notAllowed")
+  disabledReason(disabled, notAllowed) {
+    if (disabled && notAllowed) {
+      return I18n.t("post.errors.no_uploads_authorized");
+    }
+  },
+
   @discourseComputed(
     "currentUser.staff",
     "siteSettings.{authorized_extensions,authorized_extensions_for_staff}"
diff --git a/app/assets/javascripts/discourse/app/templates/components/uppy-image-uploader.hbs b/app/assets/javascripts/discourse/app/templates/components/uppy-image-uploader.hbs
index a7473cfc7ee..604a6aa176d 100644
--- a/app/assets/javascripts/discourse/app/templates/components/uppy-image-uploader.hbs
+++ b/app/assets/javascripts/discourse/app/templates/components/uppy-image-uploader.hbs
@@ -3,7 +3,7 @@
     <div class="placeholder-overlay" style={{this.placeholderStyle}}></div>
   {{/if}}
   <div class="image-upload-controls">
-    <label class="btn btn-default pad-left no-text {{if this.disabled "disabled"}}">
+    <label class="btn btn-default pad-left no-text {{if this.disabled "disabled"}}" title={{this.disabledReason}}>
       {{d-icon "far-image"}}
       <PickFilesButton @fileInputDisabled={{this.disabled}} @fileInputClass="hidden-upload-field" @acceptedFormatsOverride="image/*" />
     </label>