diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9aa189ce1..425d8b793 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -446,7 +446,7 @@ jobs:
         run: | # Custom pyinstaller built with https://github.com/yt-dlp/pyinstaller-builds
           python devscripts/install_deps.py -o --include build
           python devscripts/install_deps.py --include curl-cffi
-          python -m pip install -U "https://yt-dlp.github.io/Pyinstaller-Builds/x86_64/pyinstaller-6.13.0-py3-none-any.whl"
+          python -m pip install -U "https://yt-dlp.github.io/Pyinstaller-Builds/x64/pyinstaller-6.15.0-py3-none-any.whl"
 
       - name: Prepare
         run: |
@@ -495,7 +495,7 @@ jobs:
         run: |
           python devscripts/install_deps.py -o --include build
           python devscripts/install_deps.py
-          python -m pip install -U "https://yt-dlp.github.io/Pyinstaller-Builds/i686/pyinstaller-6.13.0-py3-none-any.whl"
+          python -m pip install -U "https://yt-dlp.github.io/Pyinstaller-Builds/x86/pyinstaller-6.15.0-py3-none-any.whl"
 
       - name: Prepare
         run: |
@@ -566,31 +566,31 @@ jobs:
           lock 2023.11.16 win_x86_exe .+ Windows-(?:Vista|2008Server)
           lock 2024.10.22 py2exe .+
           lock 2024.10.22 linux_(?:armv7l|aarch64)_exe .+-glibc2\.(?:[12]?\d|30)\b
-          lock 2024.10.22 (?!\w+_exe).+ Python 3\.8
+          lock 2024.10.22 zip Python 3\.8
           lock 2024.10.22 win(?:_x86)?_exe Python 3\.[78].+ Windows-(?:7-|2008ServerR2)
-          lock 2025.09.01 darwin_legacy_exe .+
+          lock 2025.08.11 darwin_legacy_exe .+
           lockV2 yt-dlp/yt-dlp 2022.08.18.36 .+ Python 3\.6
           lockV2 yt-dlp/yt-dlp 2023.11.16 (?!win_x86_exe).+ Python 3\.7
           lockV2 yt-dlp/yt-dlp 2023.11.16 win_x86_exe .+ Windows-(?:Vista|2008Server)
           lockV2 yt-dlp/yt-dlp 2024.10.22 py2exe .+
           lockV2 yt-dlp/yt-dlp 2024.10.22 linux_(?:armv7l|aarch64)_exe .+-glibc2\.(?:[12]?\d|30)\b
-          lockV2 yt-dlp/yt-dlp 2024.10.22 (?!\w+_exe).+ Python 3\.8
+          lockV2 yt-dlp/yt-dlp 2024.10.22 zip Python 3\.8
           lockV2 yt-dlp/yt-dlp 2024.10.22 win(?:_x86)?_exe Python 3\.[78].+ Windows-(?:7-|2008ServerR2)
-          lockV2 yt-dlp/yt-dlp 2025.09.01 darwin_legacy_exe .+
+          lockV2 yt-dlp/yt-dlp 2025.08.11 darwin_legacy_exe .+
           lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.15.232826 (?!win_x86_exe).+ Python 3\.7
           lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.15.232826 win_x86_exe .+ Windows-(?:Vista|2008Server)
           lockV2 yt-dlp/yt-dlp-nightly-builds 2024.10.22.051025 py2exe .+
           lockV2 yt-dlp/yt-dlp-nightly-builds 2024.10.22.051025 linux_(?:armv7l|aarch64)_exe .+-glibc2\.(?:[12]?\d|30)\b
-          lockV2 yt-dlp/yt-dlp-nightly-builds 2024.10.22.051025 (?!\w+_exe).+ Python 3\.8
+          lockV2 yt-dlp/yt-dlp-nightly-builds 2024.10.22.051025 zip Python 3\.8
           lockV2 yt-dlp/yt-dlp-nightly-builds 2024.10.22.051025 win(?:_x86)?_exe Python 3\.[78].+ Windows-(?:7-|2008ServerR2)
-          lockV2 yt-dlp/yt-dlp-nightly-builds 2025.09.01.234000 darwin_legacy_exe .+
+          lockV2 yt-dlp/yt-dlp-nightly-builds 2025.08.12.233030 darwin_legacy_exe .+
           lockV2 yt-dlp/yt-dlp-master-builds 2023.11.15.232812 (?!win_x86_exe).+ Python 3\.7
           lockV2 yt-dlp/yt-dlp-master-builds 2023.11.15.232812 win_x86_exe .+ Windows-(?:Vista|2008Server)
           lockV2 yt-dlp/yt-dlp-master-builds 2024.10.22.045052 py2exe .+
           lockV2 yt-dlp/yt-dlp-master-builds 2024.10.22.060347 linux_(?:armv7l|aarch64)_exe .+-glibc2\.(?:[12]?\d|30)\b
-          lockV2 yt-dlp/yt-dlp-master-builds 2024.10.22.060347 (?!\w+_exe).+ Python 3\.8
+          lockV2 yt-dlp/yt-dlp-master-builds 2024.10.22.060347 zip Python 3\.8
           lockV2 yt-dlp/yt-dlp-master-builds 2024.10.22.060347 win(?:_x86)?_exe Python 3\.[78].+ Windows-(?:7-|2008ServerR2)
-          lockV2 yt-dlp/yt-dlp-master-builds 2025.09.01.000000 darwin_legacy_exe .+
+          lockV2 yt-dlp/yt-dlp-master-builds 2025.08.12.232447 darwin_legacy_exe .+
           lockV2 yt-dlp/yt-dlp-master-builds 2025.09.01.000000 linux_armv7l_exe .+
           EOF
 
diff --git a/test/test_update.py b/test/test_update.py
index 23c12d38c..b4979bc92 100644
--- a/test/test_update.py
+++ b/test/test_update.py
@@ -84,8 +84,9 @@
 lock 2023.11.16 win_x86_exe .+ Windows-(?:Vista|2008Server)
 lock 2024.10.22 py2exe .+
 lock 2024.10.22 linux_(?:armv7l|aarch64)_exe .+-glibc2\.(?:[12]?\d|30)\b
-lock 2024.10.22 (?!\w+_exe).+ Python 3\.8
+lock 2024.10.22 zip Python 3\.8
 lock 2024.10.22 win(?:_x86)?_exe Python 3\.[78].+ Windows-(?:7-|2008ServerR2)
+lock 2025.08.11 darwin_legacy_exe .+
 '''
 
 TEST_LOCKFILE_V2_TMPL = r'''%s
@@ -94,20 +95,23 @@
 lockV2 yt-dlp/yt-dlp 2023.11.16 win_x86_exe .+ Windows-(?:Vista|2008Server)
 lockV2 yt-dlp/yt-dlp 2024.10.22 py2exe .+
 lockV2 yt-dlp/yt-dlp 2024.10.22 linux_(?:armv7l|aarch64)_exe .+-glibc2\.(?:[12]?\d|30)\b
-lockV2 yt-dlp/yt-dlp 2024.10.22 (?!\w+_exe).+ Python 3\.8
+lockV2 yt-dlp/yt-dlp 2024.10.22 zip Python 3\.8
 lockV2 yt-dlp/yt-dlp 2024.10.22 win(?:_x86)?_exe Python 3\.[78].+ Windows-(?:7-|2008ServerR2)
+lockV2 yt-dlp/yt-dlp 2025.08.11 darwin_legacy_exe .+
 lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.15.232826 (?!win_x86_exe).+ Python 3\.7
 lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.15.232826 win_x86_exe .+ Windows-(?:Vista|2008Server)
 lockV2 yt-dlp/yt-dlp-nightly-builds 2024.10.22.051025 py2exe .+
 lockV2 yt-dlp/yt-dlp-nightly-builds 2024.10.22.051025 linux_(?:armv7l|aarch64)_exe .+-glibc2\.(?:[12]?\d|30)\b
-lockV2 yt-dlp/yt-dlp-nightly-builds 2024.10.22.051025 (?!\w+_exe).+ Python 3\.8
+lockV2 yt-dlp/yt-dlp-nightly-builds 2024.10.22.051025 zip Python 3\.8
 lockV2 yt-dlp/yt-dlp-nightly-builds 2024.10.22.051025 win(?:_x86)?_exe Python 3\.[78].+ Windows-(?:7-|2008ServerR2)
+lockV2 yt-dlp/yt-dlp-nightly-builds 2025.08.12.233030 darwin_legacy_exe .+
 lockV2 yt-dlp/yt-dlp-master-builds 2023.11.15.232812 (?!win_x86_exe).+ Python 3\.7
 lockV2 yt-dlp/yt-dlp-master-builds 2023.11.15.232812 win_x86_exe .+ Windows-(?:Vista|2008Server)
 lockV2 yt-dlp/yt-dlp-master-builds 2024.10.22.045052 py2exe .+
 lockV2 yt-dlp/yt-dlp-master-builds 2024.10.22.060347 linux_(?:armv7l|aarch64)_exe .+-glibc2\.(?:[12]?\d|30)\b
-lockV2 yt-dlp/yt-dlp-master-builds 2024.10.22.060347 (?!\w+_exe).+ Python 3\.8
+lockV2 yt-dlp/yt-dlp-master-builds 2024.10.22.060347 zip Python 3\.8
 lockV2 yt-dlp/yt-dlp-master-builds 2024.10.22.060347 win(?:_x86)?_exe Python 3\.[78].+ Windows-(?:7-|2008ServerR2)
+lockV2 yt-dlp/yt-dlp-master-builds 2025.08.12.232447 darwin_legacy_exe .+
 '''
 
 TEST_LOCKFILE_V2 = TEST_LOCKFILE_V2_TMPL % TEST_LOCKFILE_COMMENT
@@ -217,6 +221,10 @@ def test(lockfile, identifier, input_tag, expect_tag, exact=False, repo='yt-dlp/
             test(  # linux_aarch64_exe w/glibc2.3 should only update to glibc<2.31 lock
                 lockfile, 'linux_aarch64_exe Python 3.8.0 (CPython aarch64 64bit) - Linux-6.5.0-1025-azure-aarch64-with-glibc2.3 (OpenSSL',
                 '2025.01.01', '2024.10.22')
+            test(lockfile, 'darwin_legacy_exe Python 3.10.5', '2025.08.11', '2025.08.11')
+            test(lockfile, 'darwin_legacy_exe Python 3.10.5', '2025.08.11', '2025.08.11', exact=True)
+            test(lockfile, 'darwin_legacy_exe Python 3.10.5', '2025.08.12', '2025.08.11')
+            test(lockfile, 'darwin_legacy_exe Python 3.10.5', '2025.08.12', None, exact=True)
 
         # Forks can block updates to non-numeric tags rather than lock
         test(TEST_LOCKFILE_FORK, 'zip Python 3.6.3', 'pr0000', None, repo='fork/yt-dlp')
diff --git a/test/test_youtube_signature.py b/test/test_youtube_signature.py
index 456246753..684a6175d 100644
--- a/test/test_youtube_signature.py
+++ b/test/test_youtube_signature.py
@@ -138,6 +138,16 @@
         'gN7a-hudCuAuPH6fByOk1_GNXN0yNMHShjZXS2VOgsEItAJz0tipeavEOmNdYN-wUtcEqD3bCXjc0iyKfAyZxCBGgIARwsSdQfJ2CJtt',
         'JC2JfQdSswRAIgGBCxZyAfKyi0cjXCb3DqEctUw-NYdNmOEvaepit0zJAtIEsgOV2SXZjhSHMNy0NXNG_1kOyBf6HPuAuCduh-a',
     ),
+    (
+        'https://www.youtube.com/s/player/010fbc8d/player_es5.vflset/en_US/base.js',
+        'gN7a-hudCuAuPH6fByOk1_GNXN0yNMHShjZXS2VOgsEItAJz0tipeavEOmNdYN-wUtcEqD3bCXjc0iyKfAyZxCBGgIARwsSdQfJ2CJtt',
+        'ttJC2JfQdSswRAIgGBCxZyAfKyi0cjXCb3DqEctUw-NYdNmOEvaepit2zJAsIEggOVaSXZjhSHMNy0NXNG_1kOyBf6HPuAuCduh-',
+    ),
+    (
+        'https://www.youtube.com/s/player/010fbc8d/player_es6.vflset/en_US/base.js',
+        'gN7a-hudCuAuPH6fByOk1_GNXN0yNMHShjZXS2VOgsEItAJz0tipeavEOmNdYN-wUtcEqD3bCXjc0iyKfAyZxCBGgIARwsSdQfJ2CJtt',
+        'ttJC2JfQdSswRAIgGBCxZyAfKyi0cjXCb3DqEctUw-NYdNmOEvaepit2zJAsIEggOVaSXZjhSHMNy0NXNG_1kOyBf6HPuAuCduh-',
+    ),
 ]
 
 _NSIG_TESTS = [
@@ -377,6 +387,14 @@
         'https://www.youtube.com/s/player/ef259203/player_ias_tce.vflset/en_US/base.js',
         'rPqBC01nJpqhhi2iA2U', 'hY7dbiKFT51UIA',
     ),
+    (
+        'https://www.youtube.com/s/player/010fbc8d/player_es5.vflset/en_US/base.js',
+        '0hlOAlqjFszVvF4Z', 'R-H23bZGAsRFTg',
+    ),
+    (
+        'https://www.youtube.com/s/player/010fbc8d/player_es6.vflset/en_US/base.js',
+        '0hlOAlqjFszVvF4Z', 'R-H23bZGAsRFTg',
+    ),
 ]
 
 
diff --git a/yt_dlp/extractor/youtube/_video.py b/yt_dlp/extractor/youtube/_video.py
index 9ff727657..14582c5f9 100644
--- a/yt_dlp/extractor/youtube/_video.py
+++ b/yt_dlp/extractor/youtube/_video.py
@@ -1817,6 +1817,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
     _PLAYER_JS_VARIANT_MAP = {
         'main': 'player_ias.vflset/en_US/base.js',
         'tce': 'player_ias_tce.vflset/en_US/base.js',
+        'es5': 'player_es5.vflset/en_US/base.js',
+        'es6': 'player_es6.vflset/en_US/base.js',
         'tv': 'tv-player-ias.vflset/tv-player-ias.js',
         'tv_es6': 'tv-player-es6.vflset/tv-player-es6.js',
         'phone': 'player-plasma-ias-phone-en_US.vflset/base.js',
diff --git a/yt_dlp/postprocessor/xattrpp.py b/yt_dlp/postprocessor/xattrpp.py
index f87998976..52404b7d7 100644
--- a/yt_dlp/postprocessor/xattrpp.py
+++ b/yt_dlp/postprocessor/xattrpp.py
@@ -1,4 +1,5 @@
 import os
+import sys
 
 from .common import PostProcessor
 from ..utils import (
@@ -54,8 +55,8 @@ def run(self, info):
                     if infoname == 'upload_date':
                         value = hyphenate_date(value)
                     elif xattrname == 'com.apple.metadata:kMDItemWhereFroms':
-                        # NTFS ADS doesn't support colons in names
-                        if os.name == 'nt':
+                        # Colon in xattr name throws errors on Windows/NTFS and Linux
+                        if sys.platform != 'darwin':
                             continue
                         value = self.APPLE_PLIST_TEMPLATE % value
                     write_xattr(info['filepath'], xattrname, value.encode())
diff --git a/yt_dlp/update.py b/yt_dlp/update.py
index e5ca596bb..073c80ae5 100644
--- a/yt_dlp/update.py
+++ b/yt_dlp/update.py
@@ -151,6 +151,18 @@ def _get_binary_name():
 def _get_system_deprecation():
     MIN_SUPPORTED, MIN_RECOMMENDED = (3, 9), (3, 10)
 
+    EXE_MSG_TMPL = ('Support for {} has been deprecated. '
+                    'See  https://github.com/yt-dlp/yt-dlp/{}  for details.\n{}')
+    STOP_MSG = 'You may stop receiving updates on this version at any time!'
+    variant = detect_variant()
+
+    # TODO: update message and remove after making one final release?
+    # Temporary until linux_armv7l executable builds are discontinued
+    if variant == 'linux_armv7l_exe':
+        return EXE_MSG_TMPL.format(
+            f'{variant} (the PyInstaller-bundled executable for the Linux armv7l platform)',
+            'issues/13976', STOP_MSG)
+
     if sys.version_info > MIN_RECOMMENDED:
         return None