This ad appeared on chrome browser yahoo app displaying from McAfee.com. It is a scam and should not be allowed to buy placement in email messages. Cant find a link to report this directly to yahoo.
https://api.taboola.com/2.0/json/yahoo-mail/recommendations.notify-click?app.type=web&app.apikey=c57aa2e88324c6a2dc057c7928da59b8e16b5356&response.id=__bd728005a1a8d77bb99c77af055aa67f__61b5f08e3872d43e2db979addbdcda6b&response.session=v2_8edada9c9e92282a3e49ebd545dcdcf5_48aff525-7045-4c1b-9986-3a1ae0e7fcf6-tuctf75b50f_1758291062_1758291062_CIi3jgYQn9teGLr1nuiekcHc2wEgASgDMOEBOJGkDkDR-A5I0M7bA1CzBFgAYARoxJGOnaD2xal-cAGAAQA&item.id=%7E%7EV1%7E%7E-6205838175474712365%7E%7EcrgQcL3x3Hn_xvQMpPkKKr7tnrBkT0N3PclQYz09Y6tX0Y1p638VbFQBn088-wXBENWRsIELye3GCi5WAgmivyPO6UOL3l_dAo3hyefoS3jgasYpPCScSiwX7OKBNkanRdbgwlJdnqyroTPEQNNEnxeeGvmsddw-CSaM6cMSA5beDkejvXPBbjb57OVoM9XyhaJTs0iTmcMXyg2z1oRod7qtfNB9PSjDBlig62vbwfc&item.type=text&sig=3fef4ce612bc92508610ebd60178d7443cc7884c6117&redir=https%3A%2F%2Fcleanmypcnow.com%2Fsafe%2Factivatemcafeevirusprotection.html%3Fsite%3Dyahoo-mail%26site_id%3D1551775%26title%3DActivate%2BYour%2B2025%2BAntivirus%2BLicense%26platform%3DDesktop%26campaign_id%3D46385225%26campaign_item_id%3D4177228961%26thumbnail%3Dhttps%253A%252F%252Fcdn.taboola.com%252Flibtrc%252Fstatic%252Fthumbnails%252Fe801f4cb3d0ce86104f87385420f245e.png%26click_id%3DGiC7O2HfeVyCLUeyOhix58Y5dRBs_IMhp9z_QLr-UAFUYCCLt3MooNSOlLz3yYA0MJ_bXg%26cpid%3D325f2bd8-4821-4d19-acd1-3951eaa1bbac%26lpid%3De04b5439-cbd6-4b51-a24a-365ad7ebef12%26utm_source%3Dtaboola%26utm_medium%3Dreferral%26subid4%3DG-YF1MR1DGYH%26tblci%3DGiC7O2HfeVyCLUeyOhix58Y5dRBs_IMhp9z_QLr-UAFUYCCLt3MooNSOlLz3yYA0MJ_bXg%23tblciGiC7O2HfeVyCLUeyOhix58Y5dRBs_IMhp9z_QLr-UAFUYCCLt3MooNSOlLz3yYA0MJ_bXg&ui=48aff525-7045-4c1b-9986-3a1ae0e7fcf6-tuctf75b50f&cpb=GPfE29MGIJz__________wEqGXVzLnRhYm9vbGFzeW5kaWNhdGlvbi5jb20yCHRyYzEwMjExOICizYoGQJGkDkjR-A5Q0M7bA1izBGMI0P__________ARDQ__________8BGDBkYwiqNRCbRxgyZGMI3v__________ARDe__________8BGCJkYwjInAEQm8UBGENkYwjXFhDUHxgjZGMIyi4QkT4YM2RjCNIDEOAGGAhkYwiWFBCgHBgYZGMI7JcBEIW_ARgJZGMIqIUBEO6oARg6ZGMI9BQQnh0YH2RjCKQnEIo1GC9kag0xNzU4MjkxMDY0OTQ4eAGAAQKIAfPyiQGQARyYAYfewZKWM9sBEAHcAQ