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Contributor I
September 29, 2018

Speakers won’t re register to Sonos account after factory reset

Hi, any help gratefully received. I recently factory reset my 2 Sonos Ones due to problems with the Alexa functionality. Have just set them back up again, but the app is now telling me that it can’t find any speakers registered to my Sonos account.

When I attempt to register them, after a long while of trying to link it displays a message saying “Setup problem”, asking me to check my internet connection (which is fine) and that my speakers are plugged in (which they are). It also says to check the system settings on my controller device (iPhone) to check the time and date settings are correct (which they are - just the automatic iPhone time and date).

Have checked my Sonos account on the Sonos website and it’s showing that the 2 speakers are both registered to my account (albeit showing the date of registration as the date I originally registered prior to the factory reset).

Can anyone explain to me why my speakers aren’t registering now, and how I can go about fixing the problem?

Thanks!
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    38 replies

    Stanley_4
    Grand Maestro
    July 10, 2019
    Are you able to see the Play 1's lease in your router's DHCP page? If so then try assigning an IP address outside the DHCP address pool, if that doesn't work try one inside the pool. Some routers require one or the other so manual reading or trying each is needed. I'd assign static/reserved addresses to all Sonos to avoid future power or update related glitches. You can also give each Sonos a unique name there in most routers.

    Once assigned power down all your Sonos gear, reboot the router and power your Sonos gear up one at a time at one minute intervals.
    Contributor II
    September 15, 2019
    I currently have exactly this problem but there doesn't seem to be a good solution in the comments. Anyone have a solution?
    Ken_Griffiths
    September 15, 2019
    I currently have exactly this problem but there doesn't seem to be a good solution in the comments. Anyone have a solution?
    Assuming you have already tried the things mentioned earlier in the thread, possibly switching off 'Airtime Fairness' is a solution, if that is indeed supported by your router? Otherwise more information might be required to help someone provide you with a definitive answer.
    Contributor II
    September 15, 2019

    I currently have exactly this problem but there doesn't seem to be a good solution in the comments. Anyone have a solution?Assuming you have already tried the things mentioned earlier in the thread, possibly switching off 'Airtime Fairness' is a solution, if that is indeed supported by your router? Otherwise more information might be required to help someone provide you with a definitive answer.


    I changed my ISP and got new router (no airtime fairness function). I had problems with my sonos system thereafter so did a factory reset (which I now regret). Now, I am able to set up a new system, but when it comes to registering my speakers to my existing sonos account it doesn't work. I just repeatedly get a message saying to register my speakers but the action is unable to complete and sends me back to the initial message saying to register the speakers. This happens whether I use the iOS sonos client or the mac OS one.
    Ken_Griffiths
    September 15, 2019


    I currently have exactly this problem but there doesn't seem to be a good solution in the comments. Anyone have a solution?Assuming you have already tried the things mentioned earlier in the thread, possibly switching off 'Airtime Fairness' is a solution, if that is indeed supported by your router? Otherwise more information might be required to help someone provide you with a definitive answer.
    I changed my ISP and got new router (no airtime fairness function). I had problems with my sonos system thereafter so did a factory reset (which I now regret). Now, I am able to set up a new system, but when it comes to registering my speakers to my existing sonos account it doesn't work. I just repeatedly get a message saying to register my speakers but the action is unable to complete and sends me back to the initial message saying to register the speakers. This happens whether I use the iOS sonos client or the mac OS one.

    Are you able to set a DNS within your router configuration pages... try the Google default servers, which are 8.8.8.8 and/or 8.8.4.4

    See if that perhaps resolves the issue for you.
    Lyricist I
    January 13, 2020

    This worked for me, thanks.

    Lyricist I
    May 1, 2020

    Just had that problem. I spent two hours with a very nice lady on customer service and they couldn’t fixed it. I decided to factory reset my google WiFi and guess what I can register my Sonos now!

    Contributor II
    July 6, 2020

    Static IP address issue for me….removed it in router and reconnected.  No issues registering Sonos 1.