diff --git a/src/octoprint/plugins/pluginmanager/static/js/pluginmanager.js b/src/octoprint/plugins/pluginmanager/static/js/pluginmanager.js
index 8475bbaa..7c3b6ac0 100644
--- a/src/octoprint/plugins/pluginmanager/static/js/pluginmanager.js
+++ b/src/octoprint/plugins/pluginmanager/static/js/pluginmanager.js
@@ -653,7 +653,7 @@ $(function() {
         };
 
         self.installButtonText = function(data) {
-            return self.isCompatible(data) ? (self.installed(data) ? gettext("Reinstall") : gettext("Install")) : gettext("Incompatible");
+            return self.isCompatible(data) ? (self.installed(data) ? gettext("Reinstall") : gettext("Install")) : (data.disabled ? gettext("Disabled") : gettext("Incompatible"));
         };
 
         self._displayNotification = function(response, titleSuccess, textSuccess, textRestart, textReload, titleError, textError) {
diff --git a/src/octoprint/plugins/pluginmanager/templates/pluginmanager_settings.jinja2 b/src/octoprint/plugins/pluginmanager/templates/pluginmanager_settings.jinja2
index d29d33a1..3f0b7124 100644
--- a/src/octoprint/plugins/pluginmanager/templates/pluginmanager_settings.jinja2
+++ b/src/octoprint/plugins/pluginmanager/templates/pluginmanager_settings.jinja2
@@ -163,6 +163,7 @@
                         </div>
                         <div class="span3">
                             <button class="btn btn-primary btn-block" data-bind="enable: $root.enableRepoInstall($data), css: {disabled: !$root.enableRepoInstall($data)}, click: function() { if ($root.enableRepoInstall($data)) { $root.installFromRepository($data); } else { return false; } }"><i class="icon-add"></i> <span data-bind="text: $root.installButtonText($data)"></span></button>
+                            <div data-bind="visible: $data.disabled !== undefined" style="text-align: center"><small><a data-bind="attr: {href: page}" target="_blank">{{ _('"Why?"') }}</a></small></div>
                         </div>
                     </div>
                 </div>