This mode allows your printer to conserve power when it's not actively in use, helping you reduce electricity consumption and extend the lifespan of your device. In this guide, we'll delve into the ins and outs of managing the Brother Printer Sleep Mode . Whether you're a tech-savvy individual or a beginner in the world of printers, this guide will provide you with step-by-step instructions to control and customize the Sleep Mode settings according to your preferences.