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 WiFI works well at 2.4GHz but not at 5GHz

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Momo33
post May 5 2025, 10:04 AM

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QUOTE(aeonbig @ May 4 2025, 09:54 PM)
Hi, not an IT expert here, just want to ask I have 2.4GHz WiFI and 5GHz WiFI, but everytime I connect to the 5GHz WiFI I cannot load anything, and only 2.4GHz one work, any ideas to solve this.

Thanks.
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is this test done in front of the Router like 5 feet away ??

possible issues.... 5g settings need optimize, OR router 5g died, i suspect this !


This post has been edited by Momo33: May 5 2025, 03:22 PM
Momo33
post May 5 2025, 03:19 PM

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QUOTE(Manuk1188 @ May 5 2025, 04:05 PM)
1. If you're using 2.4 GHz, the answer is simple. The best bandwidth for 2.4 Ghz is 20 MHz.
2. If you have a 5 GHz router, consider using 20 MHz for maximizing the amount of non-overlapping channels but If you have a 5 GHz router, consider using 20 MHz for maximizing the amount of non-overlapping channels.

answer
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for 5Ghz
if you set fix 20MHz you get better range but your speed drops.

most new router today can select .. 20/40/80 MHz setting
the router and dev will auto nego the best bandwidth to use.



 

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