In 2021, Microsoft removed three billion bad ads from its ad platform and suspended 270 thousand advertisers. Additionally, it also removed 400 thousand sites from its ad system.
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Microsoft. (March 31, 2022). Actions undertaken by Microsoft Advertising to ensure high quality advertising in 2020 and 2021 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 16, 2026, from /statistics/665775/bing-number-ads-blocked/
Microsoft. "Actions undertaken by Microsoft Advertising to ensure high quality advertising in 2020 and 2021." Chart. March 31, 2022. ÌÇÐÄÆƽâ°æ. Accessed July 16, 2026. /statistics/665775/bing-number-ads-blocked/
Microsoft. (2022). Actions undertaken by Microsoft Advertising to ensure high quality advertising in 2020 and 2021. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 16, 2026. /statistics/665775/bing-number-ads-blocked/
Microsoft. "Actions Undertaken by Microsoft Advertising to Ensure High Quality Advertising in 2020 and 2021." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 31 Mar 2022, /statistics/665775/bing-number-ads-blocked/
Microsoft, Actions undertaken by Microsoft Advertising to ensure high quality advertising in 2020 and 2021 ÌÇÐÄÆƽâ°æ, /statistics/665775/bing-number-ads-blocked/ (last visited July 16, 2026)
Actions undertaken by Microsoft Advertising to ensure high quality advertising in 2020 and 2021 [Graph], Microsoft, March 31, 2022. [Online]. Available: /statistics/665775/bing-number-ads-blocked/
