Open the Alpha Launch App from your home scren

At the bottom of the first panel tap the Manage/Add link

If this panel does not appear when you open Alpha Launch tap < top left until you return to this panel

Tap the app you wish to update. In this case the BizzWerx Mobile App

Tap Details at the bottom of the panel

Tap Update at the bottom of the panel to update the selected app.

Tap Update again when the popup appears and it will then say Downloading......

Tap OK Thats it. You are now ready to use the most up to date version of the app.