Polygon is preparing for a major overhaul of its PoS blockchain infrastructure this week with the introduction of Heimdall 2.0—a consensus layer upgrade that marks the network’s most technically demanding update to date.
The deployment is set for Thursday and is expected to bring faster block confirmations and enhanced network reliability.
The upgrade signals a decisive shift in Polygon’s development trajectory. Heimdall 2.0 is designed to replace older components that have powered the blockchain since its early years, modernizing core processes and paving the way for quicker checkpoint creation and a more adaptable network structure.
Once live, finality times are projected to drop to just five seconds, reducing the risk of extended chain reorganizations and helping to secure cross-chain operations. Temporary slowdowns are expected during the upgrade window, including a possible three-hour lag in block finalization.
Sandeep Nailwal, who recently became CEO of the Polygon Foundation, described this transition as pivotal for the protocol’s evolution. In June, Nailwal consolidated leadership under a more centralized governance model, a move he said would allow the team to accelerate product rollouts and respond more decisively to market developments.
With most validators already running the updated software, Polygon is urging remaining node operators to complete the switch before the upgrade. The Foundation is working to ensure a smooth transition, though it has advised developers and users to anticipate brief periods of instability during the switch.
Heimdall 2.0 is more than just a technical patch—it sets the stage for Polygon’s broader ambitions in a competitive Layer-2 landscape. By refactoring its foundational architecture and streamlining control under focused leadership, Polygon appears ready to take a more aggressive stance in shaping Ethereum scalability solutions moving forward.
Source: https://coindoo.com/big-changes-coming-to-polygons-blockchain-this-week/