Update
TON Mainnet Update Schedule
Mainnet validators and node operators are required to schedule a time to perform and activate an update scheduled for October 19 and 21. The update, version [2026.10], is mandatory for both validators and full node operators. It includes optimizations aimed at increasing security, performance, and stability on the TON Mainnet network. The update schedule includes an update of node software to version [2026.10] on Monday 19 October at 14:00 UTC, and validators voting on network configuration changes on Wednesday 21 October from 06:00 UTC. Validators are required to update their machines within 24 hours of release, while full node operators are expected to update their machines and ensure functionality of QUIC ports on their nodes by the end of next week (Friday 23 October).