This works on iOS or Android mobile app and on Windows 10 PC and Mac computers. If there are available updates, tap install. Or from the Sonos menu (Mac), or Manage menu (PC).On Android or iOS phone, tap the More button located at the bottom.If you are aware of new upgrades for your Sonos speaker firmware but no alerts on your device, you can manually check it yourself. How to Check and Install Sonos Speaker Firmware Updates Manually Credit: Sonos But, if there are no update alerts or your system fails to automatically notify you, you can always manually check for available updates yourself on the app using this guide. All you have to do is to click the notification. You will see the banner System Update Available on the app. In most cases, Sonos automatically prompts you when there is a new device software update available. The Sub (Gen 3) will need the S2 Sonos app. Both the Sub (Gen 1) and Sub (Gen 2) are compatible with the S2 Sonos app and S1 controller app.

The 12.2.2 version allows you to add up to two Subs to your Sonos speaker. Its latest software upgrade was released last December 2020. Sonos releases constant firmware updates to its line of smart speaker devices such as Move, One, One SL, Arc, Beam, Five, Sub, Port, and Amp. Not only will you receive fixes for bugs and issues on your speaker, but some upgrades will also have added features for improvement on your listening experience. If you are using a Sonos smart speaker, keeping it updated will enhance your experience with the sound system.

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