For all the details, please refer to the video below. They are different and differ from the phone model and version of the OS Android 12, 11, 10, 9 or other, but here's what you can change on Home Screen: Wallpaper picture or image, Settings, Clock Time, Font size or color, Sound. From this article you will study easy methods how to change Lock Screen on the Samsung Galaxy A70 phone as well as several cool tips tricks and best secret features to make any changes with the Lock Screen quickly. In order to modify the appearance of the screen of your phone, you are right there.