brand new laptop wifi issues

doubletrouble

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Jun 6, 2012
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Hi all

On Saturday I bought a Dell inspiron 15 3000 series laptop.It has a core I3

I don't know what other info you will need but I really need your help.

This laptop only has two bar signal strength when I am in the same room as my router and full strength when I place my laptop next to the router.

As soon as I go to another room I lose wifi signal and it disconnects.

I have a Netgear N300 model DGN2200Mv2TELKOM router.

Phones connect fine and previous laptop also had no issues connecting in any room.

The house is not big. 2 bedroom place
 
Download a WiFi analyzer app on your phone and scan the area to see if the router is perhaps broadcasting on an already oversubscribed channel. If so, change the channel on the router to one that is free and try again, and ensure that the router is broadcasting in 2.4Ghz mode for the best coverage through obstacles like walls (5GHz coverage is far smaller than 2.4GHz but offers higher throughput rates - for larger coverage, operate in 2.4GHz only, or if the wireless card supports it, prefer 2.4GHz if reception is poor). If that doesn't solve the problem, check that there is no interference coming from a power source near the router itself by moving it temporarily to a new location. If those steps don't solve the problem, check your laptop's power options to be sure that the wifi module is receiving full power and not being hamstrung by the operating system itself. Finally, you can try updating drivers on the laptop; checking the wireless settings (change adaptor settings) to ensure that the transmit power is set to 100%, and that it doesn't have any oddities as default settings (check the manufacturer's manual for help there as each manufacturer has different settings) - the most pertinent settings to look for here are channel width settings (should match the router wireless settings or be set to auto); throughput booster (should be activated if you're struggling with coverage); WMM disabled in QoS settings to maximise coverage; and to switch fat channel intolerance off if the router only supports 20MHz channel width.

That should all be done and tested after each adjustment before looking to replace the laptop or wireless card...
 
Last edited:
If you're running Windows 10, wifi drops were the norm on the SO's laptop. Reverted back to win 7 no problems.
 
Second time I've heard wifi issues on a Dell with Windows 10...very odd.
 
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