According to the Ethereum team, the upgrade“Arrow Glacier” hard fork will be activated on block height 13,773,000， estimated at 20:00 UTC on December 9th, 2021.
Gate.io supports this upgrade and will suspend ETH deposits and withdrawals during the process. Deposits and withdrawals will be resumed as soon as possible after this upgrade. Trading of ETH will not be affected.
Thank you for your understanding and continued support.

This hard fork will postpone the difficulty-bomb until June , 2022.

Learn more:
https://github.com/ethereum/ution-specs/blob/master/network-upgrades/mainnet-upgrades/arrow-glacier.md
https://github.com/ethereum/go-ethereum/releases/tag/v1.10.12