The Android 5.1.1 Lollipop OTA Update is now rolling out for all Galaxy Tab 4 8.0 Wi-Fi devices. Check your phone's notifications panel for any new Lollipop update firmware files.
Android 5.1.1 Lollipop is the biggest upgrade that the Galaxy Tab 4 8.0 Wi-Fi has even seen, as it has skipped the Android 5.0 Lollipop update completely. It comes with a brand new Material Design Interface that will work smoothly and better when compared with the old KitKat interface. Also, you will notice that TouchWiz bloatware has been greatly reduced after the update is installed.
With the enw update comes with a whole new notifications intelligent ranking, Factory Reset Protection, full Android Runtime (ART) support, native Battery Saving mode, Device Sharing functions, multi-user, Screen pinning, Guest user, new Quick Settings toggles, and tons of other great things. This is one of the best things that could've happened to your phone.
Android 5.1.1 Lollipop is rolled out in phases for all Galaxy Tab 4 8.0 Wi-Fi users. If the update doesn't arrive in the following days, then you shouldn't panic as the roll out will continue up until the last tablet has been upgraded. Note that the update won't be released for your device only in case you've modified it's OS in any way.
You can check manually for new Galaxy Tab 4 8.0 Android 5.1.1 updates by going to Settings> About Device> Software Updates menu. If there is any file ready for download you should simply confirm the download. The tablet will complete the installation process of Android 5.1.1 update automatically.
If you find any major changes that we've failed to list above, then feel free to tell us in comments. Also, make sure to list your region, so that other Galaxy Tab 4 users nearby will know when to expect the official Android 5.1.1 update.