title_body: Your Kindle is unable to connect at this time Dealing with a new used K3 keyboard Kindle, it connects wirelessly and will even connect to Google for search results.
  
  However, whenever I try to login it gives an error that the wireless network isn't available.  Might this be indicative of a hardware failure?
  
  Can login to the cloud interface fine from a PC.
  
  The error: 
  
  
    Your Kindle is unable to connect at this time. Please make sure you
    are within wireless range and try again. If the problem persists,
    please restart your Kindle from the Menu in Settings and try again.
  
  
  the OS is version 3.4, less than the 3.4.2 which is required.
upvoted_answer: Amazon Device Support  › Fire &amp; Kindle Software Updates› Kindle
    Keyboard Software Updates
    
    The latest software version for Kindle Keyboard is 3.4.2. This update
    automatically downloads and installs on your Kindle Keyboard when
    connected wirelessly; however, you can also manually download the
    software and transfer the update to your device via USB cable.
    
    The software update includes general bug fixes. Download Kindle
    Keyboard Software Updates
    
    Determine the current software version on your Kindle Keyboard before
    downloading and installing a software update. For more information, go
    to Determine Your Software Version.
    
    Depending on your current software update version, you may have to
    install a previous software update before installing the latest
    version. Select one of the links below to download the software update
    file directly to your computer.
    
    Important: If you copy multiple software update files to your device
    at the same time, the software update will not be successful. Please
    fully install one file, and then download and install the next file,
    as appropriate. If you have...    Do this...
    
    Kindle Keyboard Wi-Fi
    
    ...
  
  If you have software version 3.4.1, download Software Update 3.4.2.
  If you have software version 3.4, download Software Update 3.4.2.
  
  
  
  source:
  
  https://www.amazon.com/gp/help/customer/display.html?nodeId=200529700