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October 28, 2017

How to upgrade Amazon EC2 Windows Network Port from 100Mbps to 1Gbps

Filed under: General — admin @ 1:44 pm


Old Amazon EC2 instances may be running outdated network drivers on Windows. To check:

  • Open Device Manager -> Network Adapters.
  • If you see the Network Adapter name as RedHat PV , then you are running an outdated version of the network driver and must upgrade to take full advantage of performance enhancements on EC2


  1. Take an Image, Snapshot or Backup of your instance
  2. Install the Latest EC2Config service from:
    (Direct Link:
  3. After upgrading EC2Config, proceed to upgrade the network drivers from: (It is OS Dependent)
  4. Few restarts in between, accept the prompts and you should have an upgraded driver.


Always take backup before performing maintenance on your servers

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