BitTorrent's Android beta version has officially upgraded to the BT 2.0 protocol as of October 17. This update introduces SHA-256 hashing and Merkle trees, significantly enhancing data security. Additionally, the upgrade optimizes hash computation and I/O operations, resulting in faster download speeds. A smart storage mechanism has been implemented to improve disk space utilization. The update also supports hybrid seed mode (v1+v2), ensuring compatibility between new and legacy clients.