[Urgent] Flow - Mainnet and Testnet - Upgrade to v0.49.1

Scheduled Maintenance Report for Quicknode

Completed

The scheduled maintenance has been completed.

Posted May 21, 2026 - 05:00 UTC

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.

Posted May 21, 2026 - 01:01 UTC

Scheduled

We are upgrading our Flow Mainnet and Testnet access node infrastructure to v0.49.1.

During the maintenance window, customers may experience intermittent disruptions to RPC availability as nodes are rotated through the upgrade process.

RPC Changes: No customer-facing RPC changes in this release.

Release: https://github.com/onflow/flow-go/releases/tag/v0.49.1

Posted May 19, 2026 - 21:15 UTC

This scheduled maintenance affected: Flow (Mainnet — REST API, gRPC, Mainnet — Webhooks, Mainnet — Streams, Testnet — REST API, Testnet — Webhooks, Testnet — Streams).