Stuck At 100 Mbps. Background info: - I have 2 other computers on the network
Background info: - I have 2 other computers on the network which have no problem with gigabit When connected via ethernet, Windows displays the connection as 100/100 Mbps. When I do online internet speed check, I get around 90-99 mbps. Ensure your router Aug 15, 2021 · Auto Negotiation is the correct setting for Gigabit speeds in Speed & Duplex for Killer Networking Adapters. What am I doing wrong? What I am sure: my phone gets 300mbps on wifi. When i had the 100, my internet speed test was around 125. A new guy here trying to setup Proxmox. My internet speed is stuck at 100Mbps per second no matter what I've tried. Can't figure out why your PC is limiting your Internet to 100 Mbps? We show you how to fix it when the Ethernet speed is capped at 100 Mbps. Ethernet Card is an Intel I218-LM lshw shows capacity at 1Gbit/a Sep 8, 2023 · If you're paying for a high-speed connection but you can't break 100Mbps, here's how to fix it on Windows. PC stuck at 100/100 Mbps Speed Hi everyone, I just built a new PC recently and I can't seem to get the internet speed to go faster than 100 Mbps both ways when we get 400/400 from AT&T. When it comes to Gigabit Ethernet connection issue, it is almost always the Ethernet cable that is causing the problem. The computer I replaced using same cable/network setup works fine @1000. Jul 4, 2022 · Hello, I'm having a problem with my download speeds with a new PC build. Jul 22, 2025 · How to fix the Realtek PCIe GBE controller bottleneck causing slow speeds despite having fast internet? Jun 15, 2025 · My two network adapters, the 2. Sep 17, 2023 · i recently upgraded from wifi to ethernet and for some reasons my internet is stuck to 90-95 mbps while my internet subscription is supposed to cover up to 500 mbps, i have a category 6 cable, my motherboard supports up to 2. If the issue is recurring, ensure all network drivers are up-to-date. Ethernet adapter and Router capabilities. This unfortunate Ethernet cable issue. The issue: WAN port stuck at 100 mbps on my Asus GT-AC2900 (with actual speeds only reaching 10mbps max on the 10/100) Things I tried to fix it: Disabling QoS, multiple CAT 5E cable Jan 17, 2025 · Ethernet speed stuck at 100 Mbps is usually caused by a hardware problem: a faulty or low-quality network cable, a faulty Ethernet connector, or a faulty Ethernet LAN socket on the PC or router/switch. … Nov 1, 2025 · Perhaps one of the weirdest issues I have ever faced on my Windows PC has been my Ethernet speed randomly dropping from 200Mbps to 100Mbps, as I have a 200Mbps home connection. The cable is Cat5e that they installed, so i don't think it would be limited to 100M How come my internet speed is just stuck on 100mbps? When I used wifi with my pc I'd get around like 200-250 mbps but when I use ethernet it's just… Jul 18, 2021 · If the Internet speed is negotiated correctly at 1000 Mbps, but the LAN gets stuck at 100 Mbps, it is also suggested to try with another Cat5e/6 cable between the router LAN and the client device, try with another client device if that is possible. My motherbiard is MSI B85G43 which according to documentation can go up to 1000mbps. Link speed shows correct at 1000 full duplex but speed is limited to 100. WiFi (5 GHz) hits 332 Mbps down on my main PC and 280 Mbps on my Pixel 7 Pro, and direct to NBN box was 450 Mbps, so the line is fine. 1" - OnePlus 13 16GB/512GB - OnePlus 9 256GB - Olymous Cameda C-160 - GameBoy Color - Miyoo A30 Spruce I can't get over 100 Mbps through an ethernet connection. I have uninstalled and reinstalled Drivers Multiple times. Sata SSD or better) Mar 23, 2025 · Hi, I have an issue with my Intel(R) Ethernet Controller (3) I225-V. I have updated the driver already and changed a few settings people told me to do online, with no luck. 5GB adapter, are stuck negotiating at a maximum of 100 Mbps for both upload and download. Jun 21, 2015 · However, mine is at 100 Mbps and I cannot get it to go to 1 Gbps/1000 Mbps, as it remains stuck at 100 Mbps. . Auto Sep 28, 2025 · Hi team, I'm having an ongoing issue with my Flint 2 router where Ethernet ports are negotiating at 100 Mbps full duplex, capping my download speeds at ~93 Mbps down / 42 Mbps up, even though my Aussie Broadband NBN plan is 500/50 Mbps. I updated all of my drivers but… Nov 4, 2010 · Hi guys, I've been trying to fix an ethernet issue for a while. How can I fix this? Nov 10, 2023 · My I211 seems to be stuck at 90ish mbps even tho it is reported as having a gigabit Connection You double-checked if it is indeed Mbps or MBps? Linux also often/mostly uses MiB/s which may be unfamiliar to Windows users. As the speed value is determined by the maximum capabilities of the networking hardware, including the Ethernet LAN cable, you need to use a cable that actually supports 1 Gbps. There is a setting called Speed and Duplex in Windows 11 or Windows 10 which allow user to configure the Ethernet speed.