#Problem with 5GHz wifi at Nintendo Switch (2019)

1 messages · Page 1 of 1 (latest)

pliant surge
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Hello there, somehow, since I set my phone's mobile hotspot to 5GHz mode, my Switch won't connect to it anymore. Is there something I have to set to change it? Because I heard it normally supports 5GHz. My phone is a Samsung Galaxy A33 5G.

stoic kernel
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Another thing you can try is to connect it to a similar 5Ghz network somewhere else then see if it starts working on the hotspot again.

pliant surge
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I don't have another 5GHz connection, also I alresdy tried deleting the old connection and connecting it again. But it won't work at the connection test or often even find my hotspot.

little pewter
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Do you have an option to "Extend Comparability" when you are setting up the HotSpot?

pliant surge
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On my phone?

little pewter
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Yeah

pliant surge
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Yeah, I clicked on it as well.

little pewter
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Well when I connect to my HotSpot, it sometimes doesn't connect as well. It's a reproducible problem... so let me quickly see what ya need to do (by testing it myself.)

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So, if you try to connect does it say "Unable to connect to the network."?

pliant surge
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It has 6 settings ther:

  • Set mobile data limit
  • MAC-Adress type
  • Turn off when no device connected
  • Hidden Network
  • Protected Management Frames
  • Wifi-release (sorry, translating from German)
pliant surge
little pewter
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Ahh, die Einstellungen auf Deutsch. Schlimm wirklich... hehe.

pliant surge
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You understand German?

little pewter
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Well not only that, I am German :)

pliant surge
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Oh, ok, umso besser^^

stoic kernel
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I somehow lost track of this thread, so thanks for reviving it Salty.

little pewter
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no worries.

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Biggy, what kind of security protocol does the switch support?

stoic kernel
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I can't stay for long so won't be able to analyze nor test further. So I'll just give you a bunch of info that may help your case.

pliant surge
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My Switch and my PC's wifi stick can't find the 5GHz Network, but my tablet easily connects to it.

stoic kernel
little pewter
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WPA2, aight.

stoic kernel
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The Switch has a very wacky, and weak Wifi.
There has been reports where it kinda "tune" into certain waveband or even channels and stick to it, refusing to work with any other Wifi network with different settings.

pliant surge
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I use WPA2

stoic kernel
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Various Wifi settings can affect its ability to identify and connect, these includes passwords (??), security settings, channels, etc...

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I included all of them in this tag here

heavy marshBOT
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wifi

TIPS TO IMPROVE WIFI CONNECTION

§ The Switch's Wifi connection is quite weak, thus it always has issue to reach the maximum speed limit of your Internet connection. You can check the connection quality by going into Home screen > System Settings > Internet > Test Connection. To improve it, you can try these steps below:

1. Delete your Wifi connection from the Switch.
Home screen > System Settings > Internet > Internet Settings > Choose your network > Clear Settings
2. Restart your Switch by Holding the Power button until the Power option menu appear > Choose Restart.
3. Restart your router/modem by cycling its power (Turning off then on again).
4. Bring your Switch closer to the router/modem then connect to the Wifi again.
5. Add DNS to your Switch's Wifi settings. Type !tag dns for details.

○ Aside from this, you can try:
・ Using a different waveband for your Wifi, 2.4Ghz or 5Ghz.
・ Changing password and security settings (Yes, it's weird)
・ Change the channel your Wifi is broadcasting on. Automatic mode is often not very good.
・ Set a static IP address for your Switch, following the DHCP setting on your router. Google these details to learn how.

stoic kernel
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Which you can see I have already told you to try the delete network steps.

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The problem is, mobile hotspot doesn't really have a lot of settings you can change.

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There is a way to do this by using software but it's way too complicated and a hassle to do.

pliant surge
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Is it bad to set the Hotspot settings to "5GHz preferred"?

stoic kernel
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It just simply use 5Ghz first.

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The weirdest thing I have seen is when it doesn't work with your home Wifi, and then you bring it to a different place, connect to a different Wifi, then suddenly it starts to work with the previous Wifi again.

pliant surge
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Because my Switch doesn't even find my network now.

stoic kernel
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That's the reason why I suggest you to test it with a different 5Ghz Wifi.

pliant surge
stoic kernel
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Yeah, that's something of a limitation for your case ._.'

little pewter
stoic kernel
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Also, the chip that handles Wifi and Bluetooth has a tendency to break on its own super often.

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Apparently, thermal expansion from usage will just loosen the soldering points on the chip and make it wonky.

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It can be fixed by reballing (as in fixing the soldering points) on the chip

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or replacing the chip entirely

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It happens more often than it should.

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Due to the nature of this issue (heat), sometime the chip can start working again.

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I'm not implying your issue is hardware yet though, it's something you need to let a technician to diagnose to know.

pliant surge
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I tried setting it to 2.4GHz and it works normally. It only doesn't at 5GHz.

stoic kernel
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That's all the info I can provide. Unfortunately, the Switch's Wifi is like that.

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Do you really need 5Ghz though?

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2.4Ghz will work just fine.

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The advantage of 5Ghz is that the wavelength is shorter, making it work better at close range. But it becomes worse the further you go away from the Wifi router (in this case, your phone)

pliant surge
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The connection seems much slower and unstable at 2.4GHz.

stoic kernel
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Hmm I have a feeling it's a sign of hardware issue but... given how strange the Switch's Wifi connection is, I can't say x)

pliant surge
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The Switch test shows 12.6Mbit/s Download at 2.4GHz. My phone shows 170Mbit/s at 5GHz, so does my tablet.

stoic kernel
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That is something...normal

little pewter
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hmmm, is your phone in a case or smth?

stoic kernel
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Various reasons, the first one would be because the Switch will never reach the full bandwidth of the Wifi. That's why I call it weak.

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The main reason is because the 2 internet tests you did is different.

pliant surge
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It now is in a book cover, yesterday when it started, it wasn't though.

stoic kernel
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The one you did on your phone would be through a test service that find the most optimal, closest server to test.

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While the Switch test is to Nintendo's server.

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But yeah, until you can test it with a different 5Ghz Wifi, not much else you can do ._.'

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That's all I can tell. I have to go rest now, it's quite late where I am. I can revisit the thread tomorrow.

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Good luck.

pliant surge
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But shouldn't 5GHz work on the Switch? Also my Wifi-Stick on my PC has the same problem, even though it should be compatible.

stoic kernel
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Well, if you want, I can guess

little pewter
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That's confusing... does your wifi stick have enough reach to pick up 5GHz? As Biggy has explained 5GHz is a lot shorter than one may think.

stoic kernel
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Maybe there was a hardware or software issue that make the Switch unable to find 5Ghz but can still work with 2.4Ghz.

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Originally it would work, of course.

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Anyway, I gotta sleep, haha. Good luck.

pliant surge
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Well, the wifi-stick is a TP-Link Archer T2U Nano, which is supposed to support 5GHz.

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I made two tests on my tablet, one with 2.4GHz and one with 5GHz.

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The first one was with 5GHz.

stoic kernel
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That's interesting. Now I can't comment on the performance of that network, but that shouldn't happen.

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I also has 2 different networks with 2.4Ghz and 5Ghz. And I do not have such a difference in performance.

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In fact, I can test on 4 different ones right now.

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5Ghz will work a lot better at close range though.

pliant surge
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I heard that Samsung uses a too high channel number in some of their phones, like channel 149, which the Nintendo Switch doesn't support.

stoic kernel
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The Switch also didn't work with your Wifi dongle?

pliant surge
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I mean they use it at the 5GHz connection. The 2.4GHz network works when I didn't set it to "5GHz preferred".

stoic kernel
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Yeah, I get that part. I was asking if your Wifi dongle with 5Ghz can still be connected by your Switch?

pliant surge
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Alright, the dongle connected now, the driver was faulty. But the Switch still doesn't.

stoic kernel
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still possible hardware issue on the Wifi chip.

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If you want, find a repair place and let them take a look at it