diff --git a/src/content.ts b/src/content.ts
index 76b765d5..bdb9a754 100644
--- a/src/content.ts
+++ b/src/content.ts
@@ -70,6 +70,8 @@ import { openWarningDialog } from "./utils/warnings";
 
 cleanPage();
 
+detectPageType();
+
 const utils = new Utils();
 
 waitFor(() => Config.isReady(), 5000, 10).then(() => {
@@ -81,8 +83,6 @@ waitFor(() => Config.isReady(), 5000, 10).then(() => {
     ) DynamicListener();
 });
 
-detectPageType();
-
 if ((document.hidden && getPageType() == PageType.Video) || getPageType() == PageType.List) {
     document.addEventListener("visibilitychange", () => videoElementChange(true, getVideo()), { once: true });
     window.addEventListener("mouseover", () => videoElementChange(true, getVideo()), { once: true });
diff --git a/src/thumbnail-utils/thumbnailManagement.ts b/src/thumbnail-utils/thumbnailManagement.ts
index cef0656f..d9db6ab7 100644
--- a/src/thumbnail-utils/thumbnailManagement.ts
+++ b/src/thumbnail-utils/thumbnailManagement.ts
@@ -1,5 +1,6 @@
 import Config from "../config";
 import { getPageLoaded } from "../content";
+import { PageType } from "../types";
 import { waitFor } from "../utils/";
 import { addCleanupListener } from "../utils/cleanup";
 import { getPageType } from "../utils/video";
@@ -55,6 +56,9 @@ function onInitialLoad() {
 
 let thumbnailCheckTimeout: NodeJS.Timer | null = null;
 export function checkPageForNewThumbnails() {
+    // disable on live pages to prevent memory leaks
+    if (getPageType() === PageType.Live) return;
+
     if (performance.now() - lastThumbnailCheck < 100 || thumbnailCheckTimeout) {
         if (!thumbnailCheckTimeout) {
             thumbnailCheckTimeout = setTimeout(() => {
diff --git a/src/utils/video.ts b/src/utils/video.ts
index 8289162f..72578f83 100644
--- a/src/utils/video.ts
+++ b/src/utils/video.ts
@@ -212,7 +212,7 @@ export async function whitelistCheck() {
     contentMethod.channelIDChange(channelIDInfo);
 }
 
-export function detectPageType(): void {
+export function detectPageType(): PageType {
     pageType = PageType.Unknown;
 
     const urlObject = new URL(document.URL);
@@ -243,6 +243,7 @@ export function detectPageType(): void {
     } else if (urlObject.hostname === "live.bilibili.com") {
         pageType = PageType.Live;
     }
+    return pageType;
 }
 
 let lastMutationListenerCheck = 0;