Sony Xperia® Z2 Tablet Software Update

Section A - Mandatory Update

1. For mandatory updates, your device will start downloading the software update automatically. You'll see a download icon in the notification bar, pull down the notification bar to see the download progress.
   
   
2. Once download has completed, you can either select Install Now or Install Later.
   • If you tap Install Now, installation will begin immediately and your device will reboot.
   • If you tap Install later, you'll need to specify an installation time. You can also tap Cancel to dismiss and go back to the System Update Notification. You can start the installation manually by tapping Install deferred SW under Settings > System update > Install Deferred Update.
      
3. Once the update is finished, you'll see a successful update message. Tap OK to dismiss.
   

Section B - Optional/User Update

1. Go to Settings > System Updates > Check for System update.
   
   
2. If there's a new update available, you'll see a download notification screen. You can select Download Now or Download  Later. You can also select No Thanks to cancel the download.
   
   • If you tap Download Now, there will be a download icon in the notification bar. Pull down the notification bar to review the download progress.
   • If you tap Download Later, you'll need to specify an installation time. After notification, device will pop up download notification screen.
   • If you cancel the download, you'll see a Download Cancelled message.
      
3. System update notifications are displayed on screen once the update has completed. You can either select Install Now or Install Later.
   
   • If you tap Install Now, installation will begin immediately and your device will reboot.
   • If you tap Install later, you'll need to specify an installation time. You can also tap Cancel to dismiss and go back to the System Update Notification. You can start the installation manually by tapping Install deferred SW under Settings > System update > Install Deferred Update.
      
4. Once the update is finished, you'll see a successful update message. Tap OK to dismiss.

Roaming

• If your phone is roaming, it won't be able to initiate any software update connections, including network-initiated and user-initiated sessions.

Low Battery notification

• Your phone battery needs to be at least 10% charged for the software update to initiate and complete, or you'll receive a Low Battery pop-up notification. Make sure your device has a full charge or is connected to a wall outlet.