Windows 10: Ethernet Connection Limited to 100Mbps Instead of 1Gbps

Discus and support Ethernet Connection Limited to 100Mbps Instead of 1Gbps in Windows 10 Network and Sharing to solve the problem; Hello!I have a GA-B85M-D3PH motherboard that supports 1Gbps connections, but I've only been able to achieve that speed for two days. After that, my... Discussion in 'Windows 10 Network and Sharing' started by Eliasafe Gomes de Souza, Jan 17, 2025.

  1. ELIASAFE GOMES DE SOUZA
    Eliasafe Gomes de Souza Win User

    Ethernet Connection Limited to 100Mbps Instead of 1Gbps


    Hello!I have a GA-B85M-D3PH motherboard that supports 1Gbps connections, but I've only been able to achieve that speed for two days. After that, my connection remains stuck at 100Mbps. I verified this both through speed tests and in the Ethernet properties.I'm using Windows 10 Pro fully updated, along with the Realtek driver version 10.73.815.2024. The "Speed & Duplex" setting is manually configured to 1Gbps, and I'm using a Cat5e cable.From what I can tell, everything seems to be properly set up. I even tested the same cable and connection on a laptop running Windows 11, and it worked p

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    Eliasafe Gomes de Souza, Jan 17, 2025
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Ethernet Connection Limited to 100Mbps Instead of 1Gbps

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