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Wifi connection dropping after 10.8.4 upgrade

Hi


Recently upgraded my Air to 10.8.4 but ever since the wifi connection has dropped in and out. Tried rebooting machine and router and tried deleting the network and rediscovering it but nothing has fixed the problem. My other devices are connecting fine so it seems to be a problem with mac. It's incredibly annoying so any help is appreciated.

MacBook Air, OS X Mountain Lion (10.8.4)

Posted on Jun 15, 2013 6:18 AM

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27 replies

Jun 15, 2013 12:36 PM in response to twilliams81

I had similar problems after upgrading to 10.8.4. I used the Wifi Diagnostics tool in 10.8.4 (press the Alt key together with clicking on the Wifi icon at the top right of your screen); this reported that the were a number of nearby wifi stations using the same channel as my own router. I then installed the Airlock Dashboard Widget from the link below.

This confirmed that there were a number of strong wifi stations nearby and showed their channel numbers (many of which were the same as used by my router). It was then simply a matter of setting my router to use a channel that did not conflict with any nearby routers. This has resolved the problems I was having...... So far! I speculate that 10.8.4 may have improved the detection ability of my iMac and, as a consequence, co-channel interference became a problem. It's very quick, easy and safe to do what I did and, if you try it and it doesn't help, you haven't lost anything.


http://www.apple.com/downloads/dashboard/networking_security/airlock_danielpimle y.html

Jun 18, 2013 7:06 AM in response to skndrf

Sorry to hear that - it's always very frustrating when you think you have solved a problem only for it to reappear. There are quite a number of threads in this forum that address issues of wifi so it's worth trawling through these to see if you can find a solution. Did your problem occur only after upgrading to 10.8.4? If so, and it resists all efforts to cure, perhaps reverting to 10.8.3 would help.

Wifi connection dropping after 10.8.4 upgrade

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