![]() I had the same issue on standard windows 8 Pro, so the 8.1 update is not the cause.Īlso, if I unplug the USB device and reconnect it, it instantly fixes the issue until the next time I try to download a large file. My OS is Windows 8.1 Pro Preview build 9431. I have checked the driver and it is up to date with the Netgear driver version 5.100.68.57. It gives me the windows notification sound that a USB device has been unplugged, and the icon in the toolbar turns into a little red cross. It seems to do this without fail when under heavy-load, i.e when I'm downloading a really large file or streaming a HD video on YouTube. Is a special software required (i.e.I have a Netgear WNA3100 Wireless Network Adapter, and I built a new PC last month, ever since then I've had an issue whereby my network adapter randomly disconnects itself from my computer.Where do you have to enter the credentials to get connected to the internet?.Does this device have multiple RJ45 slots? - Perhaps you publish the device name and model number.The error disappears (multiple reasons)Įdit: Meanwhile you write about a "modem router". ![]() The error moves to the other computer (RJ45 at router defect).=> Please exchange the plugs between your working computer and the computer with the problems. But you do not have the proof, the RJ45 socket at the router is flawless. The other computer in home does not have internet randomly disconnectīy this you have the proof, the router itself is working. is FALSE: Leave the plug in the changed RJ45 slot. is TRUE: Does Internet come back when you change the RJ45 slot instead of rebooting the router? – Does the device unhide in the device manager? Disconnect RJ45 and wait a few minutes.If TRUE: Does this change if you only disconnect the RJ45 plug of the Dell? Does the other computer (connected to the same router) have flawless internet connection when the Dell is in error mode?.Please compare the state at normal/erratic behavior. The RJ45 sockets often have a multi-colored LED to indicate their state (router and PC).Please update the BIOS also: You're lucky, there is a brand new one:ĭo not forget to reset the BIOS settings.Good idea.ĮDIT: Which driver did you install? And where did you get it from? You already changed the wires and drivers.Obviously you trigger a problem at the hardware level (ethernet or electric). It has two be those two steps above in that specific order.Īs you have to restart both, computer and router a driver error is not the top hit in probability. If the ethernet disconnects, Restarting the Modem won't work. => Please integrate a log-excerpt to the question. As an error is to be suspected, the details in the system event log of Windows would be of interest.The state of the device in failing mode can be seen in the details of the device in the device manager.Hidden devices are devices that are configured but currently not available to the system (unplugged, errors). I go to Device Manager, and notice the Realtek Network Adapter has totally disappeared from the list (with no option to reenable, even after finding it in Hidden devices) ![]() I use the modem with another computer, and no issues whatsoever, until I got a new computer. In Device Manager, changed Power Management settings. Netsh int tcp set global autotuninglevel=disabled Replace cable just in case, but the other computer in home does not have internet randomly disconnect Tried manually downloading the software drivers at Realtek website (a) Network Reset and (b) tried manually uninstalling/reinstalling network drivers separately If you can help target or specify why its occurring? I'm curious if having this resolution path, to understand why ethernet adapter disappears. It has two be those two steps above in that specific order. ![]() ( I do restart modem by unplugging/plugging back in). I have to go through these two steps in this order to bring back internet. It happens during high internet usage, with many Chrome tabs, and during Zoom calls. One thing I noticed, everytime the internet randomly disconnects, I go to Device Manager, and notice the Realtek Network Adapter has totally disappeared from the list (with no option to reenable, even after finding it in Hidden devices). I tried these steps below, no resolution yet: Its a Dell (Windows 10 - Dell Precision 5770) with Network Adapter: Realtek USB Gbe Family Controller Ethernet. My internet keeps randomly disconnecting throughout the day.
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