We all know that battery life has been one things that has received tons of attention from BlackBerry since John Chen era began. Starting from the Z3 with a 2500 mAh battery, which is one of the biggest for a budget phone, to the Passport with its huge 3450 mAh battery, having a huge battery capacity on its devices apparently don't stop BlackBerry from improvising. That is the reason it introduced the Battery Saving Mode feature on OS 10.3.
By using this feature, your device will adjust several settings so you can extend your device’s battery life. To help you getting started, BlackBerry has provide us a comprehensive tutorial on their Official Blogs. So, if you are looking to get the most of your device’s battery life, you should check it out.