diff --git a/src/octoprint/plugins/softwareupdate/__init__.py b/src/octoprint/plugins/softwareupdate/__init__.py
index a74e85f9..d00d22cf 100644
--- a/src/octoprint/plugins/softwareupdate/__init__.py
+++ b/src/octoprint/plugins/softwareupdate/__init__.py
@@ -17,7 +17,7 @@ from . import version_checks, updaters, exceptions, util
 
 
 from octoprint.server.util.flask import restricted_access
-from octoprint.server import admin_permission, user_permission
+from octoprint.server import admin_permission
 from octoprint.util import dict_merge
 import octoprint.settings
 
@@ -43,8 +43,6 @@ class SoftwareUpdatePlugin(octoprint.plugin.BlueprintPlugin,
 
 		def refresh_checks(name, plugin):
 			self._refresh_configured_checks = True
-			self._send_client_message("update_versions")
-
 		self._plugin_lifecycle_manager.add_callback("enabled", refresh_checks)
 		self._plugin_lifecycle_manager.add_callback("disabled", refresh_checks)
 
@@ -94,8 +92,6 @@ class SoftwareUpdatePlugin(octoprint.plugin.BlueprintPlugin,
 	#~~ BluePrint API
 
 	@octoprint.plugin.BlueprintPlugin.route("/check", methods=["GET"])
-	@restricted_access
-	@user_permission.require(403)
 	def check_for_update(self):
 		if "check" in flask.request.values:
 			check_targets = map(str.strip, flask.request.values["check"].split(","))
@@ -105,7 +101,7 @@ class SoftwareUpdatePlugin(octoprint.plugin.BlueprintPlugin,
 		if "force" in flask.request.values and flask.request.values["force"] in octoprint.settings.valid_boolean_trues:
 			force = True
 		else:
-			force = False
+			force=False
 
 		try:
 			information, update_available, update_possible = self.get_current_versions(check_targets=check_targets, force=force)
@@ -132,8 +128,9 @@ class SoftwareUpdatePlugin(octoprint.plugin.BlueprintPlugin,
 		else:
 			check_targets = None
 
-		if "force" in json_data and json_data["force"] in octoprint.settings.valid_boolean_trues:
-			force = True
+		if "force" in json_data:
+			from octoprint.settings import valid_boolean_trues
+			force = (json_data["force"] in valid_boolean_trues)
 		else:
 			force = False
 
@@ -385,7 +382,7 @@ class SoftwareUpdatePlugin(octoprint.plugin.BlueprintPlugin,
 				if target in checks:
 					# TODO make this cleaner, right now it saves too much to disk
 					checks[target]["current"] = target_version
-					self._settings.set(["checks", target], checks[target])
+					self._settings.set(["checks"], checks)
 
 					# we have to save here (even though that makes us save quite often) since otherwise the next
 					# load will overwrite our changes we just made
diff --git a/src/octoprint/plugins/softwareupdate/static/js/softwareupdate.js b/src/octoprint/plugins/softwareupdate/static/js/softwareupdate.js
index cf5cd7f8..74472574 100644
--- a/src/octoprint/plugins/softwareupdate/static/js/softwareupdate.js
+++ b/src/octoprint/plugins/softwareupdate/static/js/softwareupdate.js
@@ -89,82 +89,6 @@ $(function() {
             self.config_cacheTtl(self.settings.settings.plugins.softwareupdate.cache_ttl());
         };
 
-        self.fromCheckResponse = function(data) {
-            var versions = [];
-            _.each(data.information, function(value, key) {
-                value["key"] = key;
-
-                if (!value.hasOwnProperty("displayName") || value.displayName == "") {
-                    value.displayName = value.key;
-                }
-                if (!value.hasOwnProperty("displayVersion") || value.displayVersion == "") {
-                    value.displayVersion = value.information.local.name;
-                }
-
-                versions.push(value);
-            });
-            self.versions.updateItems(versions);
-
-            if (data.status == "updateAvailable" || data.status == "updatePossible") {
-                var text = gettext("There are updates available for the following components:");
-
-                text += "<ul>";
-                _.each(self.versions.items(), function(update_info) {
-                    if (update_info.updateAvailable) {
-                        var displayName = update_info.key;
-                        if (update_info.hasOwnProperty("displayName")) {
-                            displayName = update_info.displayName;
-                        }
-                        text += "<li>" + displayName + (update_info.updatePossible ? " <i class=\"icon-ok\"></i>" : "") + "</li>";
-                    }
-                });
-                text += "</ul>";
-
-                text += "<small>" + gettext("Those components marked with <i class=\"icon-ok\"></i> can be updated directly.") + "</small>";
-
-                var options = {
-                    title: gettext("Update Available"),
-                    text: text,
-                    hide: false
-                };
-                var eventListeners = {};
-
-                if (data.status == "updatePossible" && self.loginState.isAdmin()) {
-                    // if user is admin, add action buttons
-                    options["confirm"] = {
-                        confirm: true,
-                        buttons: [{
-                            text: gettext("Ignore"),
-                            click: function() {
-                                self._markNotificationAsSeen(data.information);
-                                self._showPopup({
-                                    text: gettext("You can make this message display again via \"Settings\" > \"SoftwareUpdate\" > \"Check for update now\"")
-                                });
-                            }
-                        }, {
-                            text: gettext("Update now"),
-                            addClass: "btn-primary",
-                            click: self.update
-                        }]
-                    };
-                    options["buttons"] = {
-                        closer: false,
-                        sticker: false
-                    };
-                }
-
-                if (ignoreSeen || !self._hasNotificationBeenSeen(data.information)) {
-                    self._showPopup(options, eventListeners);
-                }
-            } else if (data.status == "current" && showIfNothingNew) {
-                self._showPopup({
-                    title: gettext("Everything is up-to-date"),
-                    hide: false,
-                    type: "success"
-                });
-            }
-        };
-
         self.performCheck = function(showIfNothingNew, force, ignoreSeen) {
             if (!self.loginState.isUser()) return;
 
@@ -177,7 +101,81 @@ $(function() {
                 url: url,
                 type: "GET",
                 dataType: "json",
-                success: self.fromCheckResponse
+                success: function(data) {
+                    var versions = [];
+                    _.each(data.information, function(value, key) {
+                        value["key"] = key;
+
+                        if (!value.hasOwnProperty("displayName") || value.displayName == "") {
+                            value.displayName = value.key;
+                        }
+                        if (!value.hasOwnProperty("displayVersion") || value.displayVersion == "") {
+                            value.displayVersion = value.information.local.name;
+                        }
+
+                        versions.push(value);
+                    });
+                    self.versions.updateItems(versions);
+
+                    if (data.status == "updateAvailable" || data.status == "updatePossible") {
+                        var text = gettext("There are updates available for the following components:");
+
+                        text += "<ul>";
+                        _.each(self.versions.items(), function(update_info) {
+                            if (update_info.updateAvailable) {
+                                var displayName = update_info.key;
+                                if (update_info.hasOwnProperty("displayName")) {
+                                    displayName = update_info.displayName;
+                                }
+                                text += "<li>" + displayName + (update_info.updatePossible ? " <i class=\"icon-ok\"></i>" : "") + "</li>";
+                            }
+                        });
+                        text += "</ul>";
+
+                        text += "<small>" + gettext("Those components marked with <i class=\"icon-ok\"></i> can be updated directly.") + "</small>";
+
+                        var options = {
+                            title: gettext("Update Available"),
+                            text: text,
+                            hide: false
+                        };
+                        var eventListeners = {};
+
+                        if (data.status == "updatePossible" && self.loginState.isAdmin()) {
+                            // if user is admin, add action buttons
+                            options["confirm"] = {
+                                confirm: true,
+                                buttons: [{
+                                    text: gettext("Ignore"),
+                                    click: function() {
+                                        self._markNotificationAsSeen(data.information);
+                                        self._showPopup({
+                                            text: gettext("You can make this message display again via \"Settings\" > \"SoftwareUpdate\" > \"Check for update now\"")
+                                        });
+                                    }
+                                }, {
+                                    text: gettext("Update now"),
+                                    addClass: "btn-primary",
+                                    click: self.update
+                                }]
+                            };
+                            options["buttons"] = {
+                                closer: false,
+                                sticker: false
+                            };
+                        }
+
+                        if (ignoreSeen || !self._hasNotificationBeenSeen(data.information)) {
+                            self._showPopup(options, eventListeners);
+                        }
+                    } else if (data.status == "current" && showIfNothingNew) {
+                        self._showPopup({
+                            title: gettext("Everything is up-to-date"),
+                            hide: false,
+                            type: "success"
+                        });
+                    }
+                }
             });
         };
 
@@ -423,10 +421,6 @@ $(function() {
                     self.updateInProgress = false;
                     break;
                 }
-                case "update_versions": {
-                    self.performCheck();
-                    break;
-                }
             }
 
             if (options != undefined) {