[SOLVED] Wifi keeps cutting out whilst downloading (Fibre optic)

Luke876

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Feb 28, 2015
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I moved into a new place and paid BT for the 1GB fibre optic.

If I connect by ethernet into the smart hub 2 I get 1 GB without issue.

However the router is downstairs and my computer is in a room upstairs so I need to use wifi. I get the same wifi speed on my phone in this room compared to next to the router downstairs and despite being upstairs the router is not actually that far from my PC.

I have an MSI Gaming Edge Wifi 6 mobo. When I am downloading (via antennas) I get a solid 45MB/s (megabyte not megabit). Yet after a while of downloading (be it a game on steam or another launcher) it just kills the internet on my computer. I need to go into network settings and toggle the Wifi off then back on to get it working. Meanwhile internet is fine still via other devices such as my phone.

Realistically I can download say 15 gb before it does this. It then gets more frequent until I am re-enabling the wifi only for it to immediately die again on my PC. This makes me think my router is throttling download speed rather than interference to the wifi signal.

I have tried using another wifi adapter instead of my mobo's one but I get only 5MB/s and similar issues.

I have updated to my latest driver - no difference.

Does this sound like a router issue? Are there any router or PC settings I could change to stop the issue from happening?
 
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Solution
If you had come here and asked how you use a router to cap or limit the bandwidth I would have told you it was likely not possible. Now some routers you can limit the rate to say 10mbps but that is a fixed limit it does not change over time it is always that rate. Now maybe some third party firmware has the ability to cap or use quotas.

It almost has to be the PC. Not sure what though. A common issue is software that claims to favor gaming traffic. This causes all kinds of strange issues. Wifi6 drivers are getting better but I would check that windows update did not replace it with a generic driver.

Maybe try a USB linux boot image. This will run without hurting your windows image. You are going to have to try to...
If you had come here and asked how you use a router to cap or limit the bandwidth I would have told you it was likely not possible. Now some routers you can limit the rate to say 10mbps but that is a fixed limit it does not change over time it is always that rate. Now maybe some third party firmware has the ability to cap or use quotas.

It almost has to be the PC. Not sure what though. A common issue is software that claims to favor gaming traffic. This causes all kinds of strange issues. Wifi6 drivers are getting better but I would check that windows update did not replace it with a generic driver.

Maybe try a USB linux boot image. This will run without hurting your windows image. You are going to have to try to download some large files maybe a windows 10 image from microsoft. It will be tricky to get something like steam to run on the USB boot stick. Be sure the USB stick is large enough to hold the file you want to download. You do not want to let it write it to your main disk drive.
 
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Solution
There is a option they keep moving around that prevents driver updates. They again seem to have changed something since it now will update third party apps. The setting that turned off the driver update prevented that before now I am not so sure.

What we need is a button we can press that will punch a random microsoft employee in the face every time their automated updates mess someone machine up. They really don't seem to care how much problems this causes.