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Problematic, mysterious, wifi connectivity

Tags:
  • Wireless
  • Connectivity
  • WiFi
  • Wireless Network
Last response: in Wireless Networking
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July 29, 2014 3:49:44 PM

I've been having a mysterious series of problems with the wifi on my Lenovo x201 (Intel Centrino N 6200 AGN; Windows 7 pro 64 bit).

First, sporadic clusters of wireless-related BSODs, with the wireless the cause every time according to Bluescreenview; installing newer, then older intel drivers, then newer ones again, didn't help.

Then the wireless card/ driver kept disabling itself (I don't actually know whether 'disabled' refers simply to driver, or whether hardware is deactivated...) . I generally just keep the laptop plugged into the ethernet cable. The disabling is sporadic and random, unless I unplug the ethernet cable, in which case the wireless goes out within a couple of minutes.

You're saying: oh, hardware problem...but...

Today I absent-mindedly started a wireless transfer from the laptop to a tablet (using the tablets LAN IP address) , only to remember as I pushed 'enter' than there was no wireless....

But the transfer worked!! I thought: 'oh, the wireless has enabled itself'. But it hadn't. I went to device manager and the device was disabled, inviting me to enable it. And yet the wireless was clearly working - the files were in the tablet....

I guess my question is: Device manager ids the card as "Intel(R) Centrino(R) Advanced-N 6200 AGN #2". Note the #2.. Could all these issues relate to there being more than one driver somehow installed for the device, with one of them visible in Device manager and the other one lurking but -sort of - working?

More about : problematic mysterious wifi connectivity

July 29, 2014 4:05:36 PM

I've just figured out the answer -- which was obvious all along. If I could figure out how to cancel my original question I wouldn't feel quite so stupid, on *two* counts -- not seeing the obvious (laptop > ethernet > router > tablet) and not understanding how to erase this evidence of my stupidity.
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