Wednesday , September 16th 2020
Neo global development team has released the latest version of neo-cli v2.12.0, which adjusted the free sys_fee GAS and the threshold of max transactions per block. Also, bidding mode has been implemented for all transactions. They will coordinate with all mainnet consensus node operators to perform the upgrade from 8:00 to 11:00 UTC on September 20, 2020. The hard fork will occur at block height 620000.