Bor v1.4.0 Mainnet Release (Ahmedabad Hard Fork)

Hello All,

New version of Bor v1.4.0 has been released for Polygon Mainnet. This version includes a hard fork named Ahmedabad fork.
Please upgrade your mainnet nodes before block number 62,278,656 (https://polygonscan.com/block/countdown/62278656) which is expected to be mined on Thu Sep 26 2024 around 9 AM UTC.

For more information about Ahmedabad HardFork, please refer to PIP-37.

Steps for upgrading Bor node

  1. Stop bor service

    sudo service bor stop
    
  2. Install Bor with a version tag, network name (mainnet), and node type (sentry, validator, or archive).

    # Replace the node type
    curl -L https://raw.githubusercontent.com/maticnetwork/install/main/bor.sh | bash -s -- v1.4.0 <network> <node_type>
    
  3. Check bor version

    /usr/bin/bor version
    
    # It should print 
    # v1.4.0
    
  4. Restart bor service

    sudo service bor start
    

Bor Changelog

What’s Changed

Misc

Full Changelog: v1.3.7…v1.4.0

Docker Images

You can find the latest docker images here:

Bor: https://hub.docker.com/r/0xpolygon/bor/tags

Heimdall:https://hub.docker.com/r/0xpolygon/heimdall/tags

Thanks,

Polygon Team

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