Ethereum Ethereum Core Developers Conference, saying that the Ethereum testnet Sepolia was originally planned to be upgraded at block height 1735371 on August 17. Since some validators are offline, it is now expected to be upgraded around August 21.developer Tim Beiko updated the content of the
Previously, the Ethereum testnet Sepolia will undergo a merged Execution Layer (EL) upgrade at block height 1735371 (expected on August 17).
This upgrade will cause disconnection of clients on the execution layer that have not been converted to PoS, and node operators need to upgrade the execution layer clients before this.
The Ethereum Foundation said similar upgrades are expected once Goerli and the Ethereum mainnet transition to PoS.