10.7.3 - late 2011 iMac - update broke returning from sleep and connecting to wi-fi...

Installed the update and what wasn't a problem is now a problem.


The computer will not connect to wifi without me telling it to after coming out of sleep. Was not an issue with 10.7.2.

Posted on Feb 2, 2012 5:33 AM

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105 replies

Feb 3, 2012 6:03 PM in response to RocP

OK so after I got home from work, I opened my MacBook and woke it from sleep, and it connected automatically. Awesome! I then re-installed the 10.7.3 Client Combo on my iMac and upon startup it connected automatically, and I just put it to sleep and when I woke it up it connected! Nice! I am now leaving it on the same band and not changing anything. Hopefully this stays ok until Apple gives us a PERMANENT fix!! Gonna put it to sleep again real quick just to test.


***OK so I put my iMac to sleep for about 5 minutes and just woke it up and it connected automatically. Cool! Again hopefully it STAYS that way!

Feb 3, 2012 10:13 PM in response to kmfurdm

It would appear the 10.7.3 update fixed problems for some, but caused problems for others.


Here are some things to try that may alleviate it, in order of increasing inconvenience:


1. Try creating a new, temporary user account. Log in under that account to see if its behavior is any different. If it is then it will provide a clue toward resolving the problem. Delete the temporary account when you are finished with it.


2. Go to System Preferences > Network. Click the lock to authenticate, if necessary. Then click the gear icon under the network interfaces like so:


User uploaded file

Whatever service order you have set, drag Wi-Fi either to the top (assuming it's not already there) or away from the top if it was already there. Click OK and then Apply. Sleep the system then wake it again to observe any changes.


3. Click Wi-Fi in the above then click Advanced. Select all the networks your computer has ever joined and delete them with the "-" button. OK then Apply again. Select your network under the AirPort icon to re-join it. Sleep and wake again to see if that did anything.


4. If you have not done so already download and install the 10.7.3 Combo updater. It is a more comprehensive installer than the one available using Software Update, and may fix some problems.


You may have done some or all of these already but perhaps there is something you have not thought of. If nothing helps we may just have to wait a bit longer for Apple to release a fix.

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10.7.3 - late 2011 iMac - update broke returning from sleep and connecting to wi-fi...

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