From cda1bc51973c89b72b916dcc40dbe3d7f457097d Mon Sep 17 00:00:00 2001
From: Akmal <72781956+Wikidepia@users.noreply.github.com>
Date: Wed, 13 Apr 2022 08:21:23 +0700
Subject: [PATCH] [facebook] Improve thumbnail extraction (#3392)

Authored by: Wikidepia
---
 yt_dlp/extractor/facebook.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/yt_dlp/extractor/facebook.py b/yt_dlp/extractor/facebook.py
index 2e69dce0f..f15a36424 100644
--- a/yt_dlp/extractor/facebook.py
+++ b/yt_dlp/extractor/facebook.py
@@ -525,7 +525,8 @@ class FacebookIE(InfoExtractor):
                     info = {
                         'id': v_id,
                         'formats': formats,
-                        'thumbnail': try_get(video, lambda x: x['thumbnailImage']['uri']),
+                        'thumbnail': traverse_obj(
+                            video, ('thumbnailImage', 'uri'), ('preferred_thumbnail', 'image', 'uri')),
                         'uploader_id': try_get(video, lambda x: x['owner']['id']),
                         'timestamp': int_or_none(video.get('publish_time')),
                         'duration': float_or_none(video.get('playable_duration_in_ms'), 1000),