Week-over-week change in time spent by users in the United Kingdom on selected social media and digital platforms during global Facebook outage on October 4th, 2021
Characteristic
Change in time spent week-over-week
WhatsApp
-36%
Instagram
-33%
Facebook
-23%
Facebook Messenger
-18%
Twitter
4%
Yahoo Mail
10%
Google Messages
76%
Netflix
89%
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On Monday October 4th, 2021, Facebook suffered a major outage, which caused online services Messenger, Instagram, and WhatsApp, as well as the main Facebook social media platform to be inaccessible for several hours. During the week of the Facebook outage, WhatsApp registered a decrease of 33 percent in time spent on the platform by users in the United Kingdom. By comparison, SMS and instant-messaging application Google Messages registered an increase of 76 percent in time spent by UK users during the outage.
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UKOM. (September 21, 2021). Week-over-week change in time spent by users in the United Kingdom on selected social media and digital platforms during global Facebook outage on October 4th, 2021 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 20, 2026, from /statistics/1284711/facebook-outage-change-time-spent-digital-platforms/
UKOM. "Week-over-week change in time spent by users in the United Kingdom on selected social media and digital platforms during global Facebook outage on October 4th, 2021." Chart. September 21, 2021. ÌÇÐÄÆƽâ°æ. Accessed July 20, 2026. /statistics/1284711/facebook-outage-change-time-spent-digital-platforms/
UKOM. (2021). Week-over-week change in time spent by users in the United Kingdom on selected social media and digital platforms during global Facebook outage on October 4th, 2021. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 20, 2026. /statistics/1284711/facebook-outage-change-time-spent-digital-platforms/
UKOM. "Week-over-week Change in Time Spent by Users in The United Kingdom on Selected Social Media and Digital Platforms during Global Facebook Outage on October 4th, 2021." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 21 Sep 2021, /statistics/1284711/facebook-outage-change-time-spent-digital-platforms/
UKOM, Week-over-week change in time spent by users in the United Kingdom on selected social media and digital platforms during global Facebook outage on October 4th, 2021 ÌÇÐÄÆƽâ°æ, /statistics/1284711/facebook-outage-change-time-spent-digital-platforms/ (last visited July 20, 2026)
Week-over-week change in time spent by users in the United Kingdom on selected social media and digital platforms during global Facebook outage on October 4th, 2021 [Graph], UKOM, September 21, 2021. [Online]. Available: /statistics/1284711/facebook-outage-change-time-spent-digital-platforms/
