Metrel Knowledge Base Applications and Tips Current: aPAT instructions aPAT instructions Instructions for using aPAT are shown in the videos below.aPAT installation Your browser does not support the HTML5 video element aPAT activation Your browser does not support the HTML5 video element Using Autotests Your browser does not support the HTML5 video element Using a Bluetooth printer Your browser does not support the HTML5 video element Editing lists Your browser does not support the HTML5 video element Using projects Your browser does not support the HTML5 video element Perform Retests Your browser does not support the HTML5 video element ×