diff --git a/yt_dlp/extractor/youtube/_base.py b/yt_dlp/extractor/youtube/_base.py
index 5a0f55c53e..4869c7ff65 100644
--- a/yt_dlp/extractor/youtube/_base.py
+++ b/yt_dlp/extractor/youtube/_base.py
@@ -99,7 +99,7 @@ class SubsPoTokenPolicy(BasePoTokenPolicy):
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'WEB',
-                'clientVersion': '2.20250312.04.00',
+                'clientVersion': '2.20250925.01.00',
             },
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 1,
@@ -111,7 +111,7 @@ class SubsPoTokenPolicy(BasePoTokenPolicy):
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'WEB',
-                'clientVersion': '2.20250312.04.00',
+                'clientVersion': '2.20250925.01.00',
                 'userAgent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.5 Safari/605.1.15,gzip(gfe)',
             },
         },
@@ -123,7 +123,7 @@ class SubsPoTokenPolicy(BasePoTokenPolicy):
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'WEB_EMBEDDED_PLAYER',
-                'clientVersion': '1.20250310.01.00',
+                'clientVersion': '1.20250923.21.00',
             },
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 56,
@@ -134,7 +134,7 @@ class SubsPoTokenPolicy(BasePoTokenPolicy):
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'WEB_REMIX',
-                'clientVersion': '1.20250310.01.00',
+                'clientVersion': '1.20250922.03.00',
             },
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 67,
@@ -163,7 +163,7 @@ class SubsPoTokenPolicy(BasePoTokenPolicy):
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'WEB_CREATOR',
-                'clientVersion': '1.20250312.03.01',
+                'clientVersion': '1.20250922.03.00',
             },
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 62,
@@ -225,11 +225,11 @@ class SubsPoTokenPolicy(BasePoTokenPolicy):
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'ANDROID_VR',
-                'clientVersion': '1.62.27',
+                'clientVersion': '1.65.10',
                 'deviceMake': 'Oculus',
                 'deviceModel': 'Quest 3',
                 'androidSdkVersion': 32,
-                'userAgent': 'com.google.android.apps.youtube.vr.oculus/1.62.27 (Linux; U; Android 12L; eureka-user Build/SQ3A.220605.009.A1) gzip',
+                'userAgent': 'com.google.android.apps.youtube.vr.oculus/1.65.10 (Linux; U; Android 12L; eureka-user Build/SQ3A.220605.009.A1) gzip',
                 'osName': 'Android',
                 'osVersion': '12L',
             },
@@ -274,7 +274,7 @@ class SubsPoTokenPolicy(BasePoTokenPolicy):
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'MWEB',
-                'clientVersion': '2.20250311.03.00',
+                'clientVersion': '2.20250925.01.00',
                 # mweb previously did not require PO Token with this UA
                 'userAgent': 'Mozilla/5.0 (iPad; CPU OS 16_7_10 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Mobile/15E148 Safari/604.1,gzip(gfe)',
             },
@@ -304,7 +304,7 @@ class SubsPoTokenPolicy(BasePoTokenPolicy):
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'TVHTML5',
-                'clientVersion': '7.20250312.16.00',
+                'clientVersion': '7.20250923.13.00',
                 'userAgent': 'Mozilla/5.0 (ChromiumStylePlatform) Cobalt/Version',
             },
         },