Bingbot Is Changing Its user-agent Because It Now Supports Latest Microsoft Edge Version
https://blogs.bing.comMicrosoft will stop using our historical user-agent by Fall 2022
Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)
The web page rendering engine will switch to the most recent stable version of Microsoft Edge. The new user agnets will be
Desktop
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/W.X.Y.Z Safari/537.36
Mobile
Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/W.X.Y.Z Mobile Safari/537.36 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)
In the strings above, “W.X.Y.Z” would be substituted with the latest Microsoft Edge version they are using.
