According to PANews on June 9, Sui officially announced that the mainnet was upgraded to V1.49.2 and the protocol was upgraded to version 84. The upgrade highlights include unifying the type input based on the defined ID when converting TypeInpu in the adapter, enabling the ExecutionTimeEstimate mode on the mainnet to optimize congestion control, updating the Nitro proof parsing logic and enabling it on the mainnet in v83, and upgrading the protocol based on community voting to support the recovery of stolen funds.