A few weeks ago, we saw Microsoft testing green-colored sponsored URLs for the Bing search results. Now I am seeing reports of both underlined and bolded URLs and titles of the sponsored results, where the organic/free listings are not underlined or bolded.
Khushal Bherwani posted screenshots on X of the underlined Bing ads - here are one of those screenshots:
Sachin Patel posted screenshots on X of the bolded Bing ads - here are on of those screenshots:
Here are more screenshots:
🆕 Bing test underline url for sponsored ads on serp.
— Khushal Bherwani (@b4k_khushal) February 19, 2025
Snap of test and without test for same query. pic.twitter.com/Up8L3an5dy
Bing tests black bold URLs for ads and normal black for Google. @rustybrick pic.twitter.com/ejoFNVPzJA
— Sachin Patel (@SachuPatel53124) February 22, 2025
Bing sponsored titles are underlined, and sometimes appear in bold black. @rustybrick pic.twitter.com/t6Z4OEtUpT
— Sachin Patel (@SachuPatel53124) February 25, 2025
There is also this light gray test:
Bing is testing a new design for sponsored links, featuring a light gray website name and a black URL.@rustybrick pic.twitter.com/ksd2GIuO8V
— Sachin Patel (@SachuPatel53124) February 25, 2025
Bing is testing a light grey website name and a dark black URL for sponsored results. @rustybrick pic.twitter.com/MyYpcoI2s1
— Sachin Patel (@SachuPatel53124) August 4, 2025
Update: Another variation:
Bing test bold underline ads @rustybrick pic.twitter.com/k9zYetI6DW
— Sachin Patel (@SachuPatel53124) April 28, 2026
