Firefox is testing a new rounded UI across the browser in Nightly, here’s a hands-on look

Firefox Nightly is testing a new rounded UI across tabs, menus, and Settings, with changes visible across the browser.
GitHub

taskcluster_firefox_win64_qr_debug.py

'MINIDUMP_STACKWALK': '%(abs_tools_dir)s\\breakpad\\win64\\minidump_stackwalk.exe', ...
Microsoft

Computer-using agents now deliver more secure UI automation at scale

See how new updates to computer‑using agents improve UI automation with secure credentials, detailed monitoring, and scalable Cloud PC capacity. When we first introduced computer-using agents (CUAs) ...