diff --git a/scripts/external/entries/manager.js b/scripts/external/entries/manager.js
index 0a47dbc..bc7815d 100644
--- a/scripts/external/entries/manager.js
+++ b/scripts/external/entries/manager.js
@@ -5,20 +5,20 @@ import Tabs from "/scripts/GUI/tabs.js";
 import MenuEntry from "./menu.js";
 import ManagedSidebar from "./sidebar.js";
 import IconIndicator from "./icons.js";
-import filters from '../../filters.js';
+import check from "/scripts/external/check.js";
 
 export default class EntryManager {
      constructor () {
           this.instances = {};
           this.instances.menu = new MenuEntry();
-          Tabs.addActionListener(`onActivated`, (data) => {this.check()});
+          Tabs.addActionListener(`onActivated`, (data) => {this.onRefresh()});
      }
 
-     async check() {
+     async onRefresh() {
           const DATA = await Tabs.query(null, 0)
 
           if (DATA.url) {
-               (!!await ((new filters).select(DATA.url)))
+               (!!await check.platform(DATA.url))
                     ? (this.enable())
                     : (this.disable())
           };
diff --git a/scripts/external/watch.js b/scripts/external/watch.js
index 7fee19e..fb55bd4 100644
--- a/scripts/external/watch.js
+++ b/scripts/external/watch.js
@@ -2,25 +2,13 @@
 Be sensitive to changes and update the state.
 */
 
-import filters from "/scripts/filters.js";
+import check from "/scripts/external/check.js";
 import processor from "/scripts/external/processor.js";
 import logging from "/scripts/logging.js";
 import texts from "/scripts/mapping/read.js";
 
 
 export default class watchman {
-	/* Check the current URL.
-
-		@param {string} URL the page URL; default value is the current webpage
-		@return {dictionary} the filter to follow
-		*/
-	static async observe(URL = window.location.href) {
-		// Create the variable to determine the corresponding key.
-		let activity = await (new filters).select(URL);
-
-		return activity;
-	}
-
 	/* Act on the page.
 
 	@param {dictionary} filters the filter to work with
@@ -48,10 +36,11 @@ export default class watchman {
 		// Set the icon to indicate that it's not active. 
 	}
 
-	static async job() {
+	static job() {
 		/* The main action. */
 
-		(watchman.observe()).then((RULES) => {
+		(check.platform()).then((RULES) => {
+			console.log(RULES);
 			if (RULES && Object.keys(RULES).length !== 0) {
 				watchman.act(RULES);
 			} else {