diff --git a/.changeset/honest-plants-heal.md b/.changeset/honest-plants-heal.md
new file mode 100644
index 0000000000000..ae8ba7e943fa0
--- /dev/null
+++ b/.changeset/honest-plants-heal.md
@@ -0,0 +1,5 @@
+---
+'@rocket.chat/meteor': patch
+---
+
+Remove oauthRedirectUri override (dead code after Meteor OAuth stack removal)
diff --git a/.changeset/tame-falcons-watch.md b/.changeset/tame-falcons-watch.md
new file mode 100644
index 0000000000000..99f0629fb4fb9
--- /dev/null
+++ b/.changeset/tame-falcons-watch.md
@@ -0,0 +1,5 @@
+---
+'@rocket.chat/meteor': patch
+---
+
+Remove useCorsSSLConfig hook and absoluteUrl startup patch (dead code after Meteor DDP removal)
diff --git a/apps/meteor/client/meteor/overrides/index.ts b/apps/meteor/client/meteor/overrides/index.ts
index f3370db0592f5..941901d8964bf 100644
--- a/apps/meteor/client/meteor/overrides/index.ts
+++ b/apps/meteor/client/meteor/overrides/index.ts
@@ -1,6 +1,5 @@
 import './ddpOverREST';
 import './desktopInjection';
-import './oauthRedirectUri';
 import './settings';
 import './totpOnCall';
 import './unstoreLoginToken';
diff --git a/apps/meteor/client/meteor/overrides/oauthRedirectUri.ts b/apps/meteor/client/meteor/overrides/oauthRedirectUri.ts
deleted file mode 100644
index c9900ff69a417..0000000000000
--- a/apps/meteor/client/meteor/overrides/oauthRedirectUri.ts
+++ /dev/null
@@ -1,30 +0,0 @@
-// TODO: remove this override together with the Meteor auth/DDP layer — it
-// monkey-patches meteor/oauth for backwards compatibility with pre-2.3
-// clients. Once Meteor's OAuth stack is gone, this file goes with it.
-import { OAuth } from 'meteor/oauth';
-
-declare module 'meteor/oauth' {
-	// eslint-disable-next-line @typescript-eslint/no-namespace
-	namespace OAuth {
-		function _redirectUri(serviceName: string, config: any, params: any, absoluteUrlOptions: any): string;
-	}
-}
-
-const { _redirectUri } = OAuth;
-
-OAuth._redirectUri = (serviceName: string, config: any, params: unknown, absoluteUrlOptions: unknown): string => {
-	const ret = _redirectUri(serviceName, config, params, absoluteUrlOptions);
-
-	// DEPRECATED: Remove in v5.0.0
-	// Meteor 2.3 removed ?close from redirect uri so we need to add it back to not break old oauth clients
-	// https://github.com/meteor/meteor/commit/b5b7306bedc3e8eb241e64efb1e281925aa75dd3#diff-59244f4e0176cb1beed2e287924e97dc7ae2c0cc51494ce121a85d8937d116a5L11
-	if (!config?.loginStyle && !ret.includes('close')) {
-		console.warn(
-			`Automatically added ?close to 'redirect_uri' for ${serviceName}, this behavior will be removed in v5.0.0.\n` +
-				"Please update your OAuth config to accept both with and without ?close as the 'redirect_uri'.",
-		);
-		return `${ret + (ret.includes('?') ? '&' : '?')}close`;
-	}
-
-	return ret;
-};
diff --git a/apps/meteor/client/meteor/startup/absoluteUrl.ts b/apps/meteor/client/meteor/startup/absoluteUrl.ts
deleted file mode 100644
index a1fe3938e06f7..0000000000000
--- a/apps/meteor/client/meteor/startup/absoluteUrl.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-// TODO: remove this file together with the Meteor webapp/DDP layer — it only
-// exists to patch Meteor.absoluteUrl's rootUrl, which no longer has a caller
-// once DDP is gone.
-import { Meteor } from 'meteor/meteor';
-
-import { _relativeToSiteRootUrl, absoluteUrl } from '../../lib/absoluteUrl';
-
-Object.assign(Meteor, {
-	absoluteUrl,
-	_relativeToSiteRootUrl,
-});
diff --git a/apps/meteor/client/meteor/startup/index.ts b/apps/meteor/client/meteor/startup/index.ts
index 286913b22c6a4..7e86a46fb0578 100644
--- a/apps/meteor/client/meteor/startup/index.ts
+++ b/apps/meteor/client/meteor/startup/index.ts
@@ -1,2 +1 @@
-import './absoluteUrl';
 import './accounts';
diff --git a/apps/meteor/client/views/root/AppLayout.tsx b/apps/meteor/client/views/root/AppLayout.tsx
index b355d9c7b44f2..af47bd1df7de5 100644
--- a/apps/meteor/client/views/root/AppLayout.tsx
+++ b/apps/meteor/client/views/root/AppLayout.tsx
@@ -15,7 +15,6 @@ import { useAnalytics } from './hooks/useAnalytics';
 import { useAnalyticsEventTracking } from './hooks/useAnalyticsEventTracking';
 import { useAutoupdate } from './hooks/useAutoupdate';
 import { useCodeHighlight } from './hooks/useCodeHighlight';
-import { useCorsSSLConfig } from './hooks/useCorsSSLConfig';
 import { useDesktopFavicon } from './hooks/useDesktopFavicon';
 import { useDesktopTitle } from './hooks/useDesktopTitle';
 import { useEmojiOne } from './hooks/useEmojiOne';
@@ -66,7 +65,6 @@ const AppLayout = () => {
 	useAppleOAuth();
 	useWordPressOAuth();
 	useCustomOAuth();
-	useCorsSSLConfig();
 	useAutoupdate();
 	useCodeHighlight();
 	useLoginViaQuery();
diff --git a/apps/meteor/client/views/root/hooks/useCorsSSLConfig.ts b/apps/meteor/client/views/root/hooks/useCorsSSLConfig.ts
deleted file mode 100644
index f506f655af12d..0000000000000
--- a/apps/meteor/client/views/root/hooks/useCorsSSLConfig.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-// TODO: remove this hook together with the Meteor webapp/DDP layer — it only
-// patches Meteor.absoluteUrl's `secure` default, which has no consumers once
-// Meteor.absoluteUrl is gone.
-import { useSetting } from '@rocket.chat/ui-contexts';
-import { useEffect } from 'react';
-
-import { absoluteUrl } from '../../../lib/absoluteUrl';
-
-export const useCorsSSLConfig = () => {
-	const forceSSlSetting = useSetting('Force_SSL');
-
-	useEffect(() => {
-		absoluteUrl.defaultOptions.secure = Boolean(forceSSlSetting);
-	}, [forceSSlSetting]);
-};