How to change your Windows 10 login screen to display any image when your computer turns on

You can change your Windows 10 login screen through your device's Settings app, and make it display any photo you like.

How to change the lock screen on your Windows computer by adding custom backgrounds and at-a-glance apps

You can change the lock screen on your Windows computer by customizing the background image and specifying what supplemental ...
The Droid Guy

How to Change Your Mac’s Lock Screen Background Image in Just a Few Easy Steps

The lock screen is often the first thing you see when you wake your Mac. By default, Apple sets a simple, system-generated background that may or may not match your style. Thankfully, macOS lets you ...
MacRumors

Tap iPhone Lock Screen to Change Wallpaper - How It Works

When Apple released iOS 16, it introduced some major changes to the Lock Screen experience, including the ability for users to make their iPhone wallpaper shuffle between a pre-selected set of photos ...