diff --git a/frontends/ycdl_flask/backend/endpoints/channel_endpoints.py b/frontends/ycdl_flask/backend/endpoints/channel_endpoints.py
index adc1342..89337f4 100644
--- a/frontends/ycdl_flask/backend/endpoints/channel_endpoints.py
+++ b/frontends/ycdl_flask/backend/endpoints/channel_endpoints.py
@@ -187,7 +187,9 @@ def post_set_download_directory(channel_id):
         }
         return flasktools.make_json_response(exc, status=400)
 
-    return flasktools.make_json_response({})
+    abspath = channel.download_directory.absolute_path if channel.download_directory else None
+    response = {'download_directory': abspath}
+    return flasktools.make_json_response(response)
 
 @site.route('/channel/<channel_id>/set_queuefile_extension', methods=['POST'])
 def post_set_queuefile_extension(channel_id):
@@ -196,4 +198,5 @@ def post_set_queuefile_extension(channel_id):
 
     channel.set_queuefile_extension(extension)
 
-    return flasktools.make_json_response({})
+    response = {'queuefile_extension': channel.queuefile_extension}
+    return flasktools.make_json_response(response)
diff --git a/frontends/ycdl_flask/templates/channel.html b/frontends/ycdl_flask/templates/channel.html
index c7291f2..5f6ff5b 100644
--- a/frontends/ycdl_flask/templates/channel.html
+++ b/frontends/ycdl_flask/templates/channel.html
@@ -630,11 +630,12 @@ function set_autorefresh_form(event)
 
 function set_autorefresh_callback(response)
 {
+    set_autorefresh_spinner.hide();
     if (response.meta.status != 200)
     {
         alert(JSON.stringify(response));
+        return;
     }
-    set_autorefresh_spinner.hide();
 }
 
 function set_download_directory_form(event)
@@ -645,11 +646,22 @@ function set_download_directory_form(event)
 
 function set_download_directory_callback(response)
 {
-    if (response.meta.status != 200)
+    window[set_download_directory_button.dataset.spinnerCloser]();
+    if (response.meta.status != 200 || ! response.meta.json_ok)
     {
         alert(JSON.stringify(response));
+        return;
+    }
+
+    const download_directory = response.data.download_directory;
+    if (download_directory === null)
+    {
+        set_download_directory_input.value = "";
+    }
+    else
+    {
+        set_download_directory_input.value = download_directory;
     }
-    window[set_download_directory_button.dataset.spinnerCloser]();
 }
 
 function set_queuefile_extension_form(event)
@@ -660,11 +672,23 @@ function set_queuefile_extension_form(event)
 
 function set_queuefile_extension_callback(response)
 {
-    if (response.meta.status != 200)
+    window[set_queuefile_extension_button.dataset.spinnerCloser]();
+    if (response.meta.status != 200 || ! response.meta.json_ok)
     {
         alert(JSON.stringify(response));
+        return;
     }
-    window[set_queuefile_extension_button.dataset.spinnerCloser]();
+
+    const extension = response.data.queuefile_extension;
+    if (extension === null)
+    {
+        set_queuefile_extension_input.value = "";
+    }
+    else
+    {
+        set_queuefile_extension_input.value = extension;
+    }
+
 }
 
 if (CHANNEL_ID)