Tor Browser 10.5 with V2 onion URL deprecation warnings, a redesigned Tor connection experience, and an improved anti-censorship feature. The Tor Browser allows users to utilize ‘Bridges’ to bypass government or ISP censorship in various countries. V2 URLs will be deprecating in favor of the newer V3 URLs to provide more robust cryptography, longer URLs to prevent brute-forcing of hidden sites, and cleaner code. Snowflake added as a bridge option to bypass censorship in countries.
Source: https://www.bleepingcomputer.com/news/security/tor-browser-adds-new-anti-censorship-feature-v2-onion-warnings/