OS X Yosemite 10.10.1 fails to fix Wi-Fi problems for some users

“Apple [yesterday] released the first update to OS X Yosemite that included fixes for unspecified Wi-Fi problems and improved reliability for connecting to Microsoft Exchange corporate email servers,” Gregg Keizer reports for Computerworld. “But Mac owners who had said that Yosemite crippled their Wi-Fi connections reported that the update did not solve their problems.”

“The 311MB download of OS X 10.10.1 was the first update from Apple since it released Yosemite in final form on Oct. 16,” Keizer reports. “op on Apple’s list — likewise for Mac owners who have struggled with connectivity troubles — was the Wi-Fi reliability fix.”

“Mac users kicked off several still-growing support forum threads on connectivity issues within hours of Yosemite’s release. As of Monday, the largest thread contained nearly 1,100 messages and had been viewed more than 208,000 times,” Keizer reports. “Early indications from the most active support discussion thread was that the 10.10.1 update did nothing to help. “10.10.1 didn’t fix my Wi-Fi issues, still randomly dropping every few minutes or so,” said Mike Ormerod Monday morning.”

Read more in the full article here.

MacDailyNews Take: If you haven’t tried this one, yet, it worked for us:

System Preferences > Network > Advanced: Click the checkbox next to “Require administrator authorization to: Change networks.”

Click OK. Click Apply.

We haven’t dropped Wi-Fi since checking that box. Good luck! Hope it works for you, too!

Related articles:
Apple releases OS X Yosemite 10.10.1; improves Wi-Fi reliability – November 17, 2014

25 Comments

  1. We had WiFi dropping issues particularly with my Wife’s MacBook Pro. I also noticed that the iMac my children use started complaining of an IP address conflict. I checked the info on my wireless router and all devices were identified with different IP addresses. On a hunch I forced the router to forget all connected devices and that immediately solved the problem on both the iMac and the MacBook Pro.

    1. It fixed ours as well. We have a couple of neighbors whose wifi we can see from our computers sometimes. We have a large property and a large house, and we’re using Airport Express modules along with and Airport Extreme in order to cover a lot of ground. I think maybe the problem is our devices trying to switch automatically to those neighboring networks when they periodically get strong enough. No problems after changing the settings MDN mentions above. I strongly recommend the app called Wifi Explorer for your Mac. It identifies and quantifies all available signals in real time, and if you put it on a laptop you can walk around your house or property and find weak spots and strong spots, as well as neighboring networks that may be interfering. It even gives you channel designations so you can resolve channel conflicts that produce interference.

      1. I’ve used this same app to clear up many problems in office buildings/apartments.

        Really gives you a good picture of where you need your channels set (as a hint, the higher the better).

  2. The Yosemite “upgrade” not only took out my wifi,but also it took out my wired internet access. Re-installing from that hidden drive didn’t help one bit and neither did multiple power cycles on the Time Machine.

  3. > As of Monday, the largest thread contained nearly 1,100 messages…

    Wow! 1,100? As a percentage of Yosemite users, that’s less than one hundredth of one percent. And that’s counting multiple posts from the same user, and “fake” (me too) posts from pathetic Apple-haters.

    These so-called “journalists” who use Apple’s discussion forum as “proof” of a major problem have no clue about Apple’s scale of operation.

    ONLY 1,100 posts is proof that there is no major problem. So is the lack of stories about Apple’s tech support being inundated or the Genius Bar at Apple Stores being overrun by angry mobs.

    1. This has to be one of the dumbest posts ever.
      You are only looking at one thread on one forum…
      And 1100 posts for just one thread seems to be fairly large to me considering most threads get around 100 posts.
      As well there are many people who will not document their problems online once they see it already there.

      1. I know how Apple’s forum works. That’s 1,100 post including people with a problem, and people replying to offer help and suggestions. Often multiple “try this” suggestions for each cry for help. And multiple posts from the same going back and forth. (And the fakers.) It’s definitely NOT close to 1,100 unique posters on that thread with a problem.

        If this was a major issue, Apple’s forum would not be working, because of a “meltdown.” The fact that the largest thread ONLY has 1,100 posts is proof that a problem exists, but it NOT major. There are tens of millions of Yosemite users out there, growing every day. One percent of is hundreds of thousands of users. There are NOT hundreds of thousands of users having problems with Yosemite. And if it’s less than one percent, it’s not a major problem. 1,100 (non-unique user) posts on an Apple forum is proof that it’s really a tiny fraction of one percent.

      1. Actually I did think of that, and I explored that option too. Also, when Yosemite released, I didn’t upgrade. I performed a complete erase and reinstall of OS X. I’m an Apple certified tech, so I’m quite certain I know how to troubleshoot.

        1. Have you tried switching to a different wifi channel? When a new apartment building was built next to mine, my wifi started to suck. I ran Apple’s Network Diagnostics and it recommended 2 possible channels that I should switch to. I did it and viola – no more problems.

        2. That’s a great idea. A long time ago, I manually set the channels on my Airport Extreme to avoid using the same channels in use by nearby wifi networks. One of my issues is really DNS caching. I move around a lot, so I’m on different networks throughout the day. As a result, sometimes my MacBook Pro still has another DNS server stuck in its cache. I can clear that, but it sure would be nice not to have to.

  4. I have been using OS X since Leopard and love it! However, with every new named release I have had major WiFi issues that were usually not resolved by the first and maybe second update. I find this baffling, but I’m no engineer. Has WiFi changed so much over these short few years to necessitate so many changes in code as to have these problems? It seems like no one should ever have WiFi problems these days; that if anything should “just work” it should be WiFi.

    1. Having worked in application testing on devices using mesh networks, when you have millions of devices sending data signals in the field, it is impossible to test on that scale. You may, as we did, be able to assemble a test bed of devices, in house, of perhaps hundreds of test devices for sorting out the gross functionality, but there just isn’t any way for Apple to test on millions of actual devices at one time. That being the case, there will always be bugs that affect only a few devices out of every million, or 10 million. There just isn’t any way around it. The best that can be done is quick and successful bug fixes.

  5. I have written posts frequently urging fellow readers to look before they leap. I fear my suggestions have fallen on deaf ears. Why do us fanboys always feel compelled to be the first to download and install any OS update for any product we own?

    There is a reason why corporate IT Nazis are often slow to upgrade their installed computers, and the Yosemite saga is a good example as to why.

    Software, especially operating systems, are very complex projects, involving often millions of lines of code. Speaking from experience of having worked for several big software companies, in the QA process, when programmers try to fix one part of an OS or an application, the fix can often break something else. Because work on an OS is such a big task, one group of programmers may not have a clue that what they were assigned to fix could in fact break something else, and the QA (Quality Assurance) managers might miss that.

    My point is this: next time, wait. Don’t race to be the first to download and install. Let others be the beta testers. I have chosen not to upgrade to either Yosemite or iOS 8 quite yet, and I probably won’t for at least a month. I chose productivity over having the latest and greatest, while having to grapple with problems with a buggy OS.

    I beg you guys, be patient next time. The bugs will get fixed, and they sound very frustrating for both users and Apple’s OS software team. But be patient. Don’t ready-fire-aim.

    Learn from this. Please.

  6. Email IMAP has been unreliable since Mavericks, despite Federighi, standing next to Cook, promising to make it work smoothly “like it should” onstage when he previewed Yosemite. Because today’s release alluded to some email app fixes, I installed it. IMAP was not fixed in Yosemite and as of this new release today, still not fixed. 18 months now of hosing system admins who deploy IMAP (an NO, it not just google deployments).

  7. I wonder what percentage of those with Wi-Fi problems did the standard fix permissions before the update to Yosemite, or tried a fresh reinstall and test connection status before pulling over any third party mods or programs? It could be some corrupted file somewhere on their computer that is contributing to the issue. Apple may still be at least partially to blame here but I would certainly test all other possibilities before really blaming Apple for 100% of the issue.

  8. It failed to load on my Mini…completely!
    I’ve NEVER had this happen with any OS X update on ANY Mac.

    2013 iMac 27″——fine.
    2012 MacBook Pro–fine.
    2010 Mini took an hour before I gave up.

    I rebooted, fixed permissions, rebooted, did another update, left going for TEN HOURS, never got past “4 minutes remaining”. Twice!

    Nevermind. It’s a wired music/movie server with a USB fed DAC and an HDMI fed receiver. Works fine as it is.

  9. Made my internet so slow it’s unusable. Turned off bluetooth and it’s fast again. Now I can’t use my Bose speaker or other stuff… common Apple! Meanwhile… Apple is announced as best LGBT place to work… sheesh.

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