And you can do it with just the software that came with your PC. All you need to do is open the image you want to use in Windows 10’s Photos app, which knows the dimensions of your display, so you don’t need to look them up. MORE: How to Use Windows 10 Here’s how to edit photos to fit your display in Windows 10:

  1. Open your image in Photos and hover over the top of the window with your cursor. 2. Click Edit. 5. Select Lock Screen. 6. Adjust the crop box by dragging it and moving the corner dots to select the portion you want to use and click Apply. 7. Click Save a copy. 8. Click the … button.
  2. Select Set as. 10. Select Set as lock screen or Set as background. Repeat steps 8, 9 and 10 as necessary.  You’ve cropped your image to fit your display!

Windows 10 Basics

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7 Settings to Change Right AwayWindows 10 Keyboard Shortcuts to Save You Clicks5 Ways to Take ScreenshotsChange Your Password in Windows 10Uninstall Programs in Windows 10Enable or Disable Tablet ModeAdd a User (Child or Adult)Change the Screen ResolutionSync Your Settings Across DevicesSync iPhone with Windows 10Control Windows 10 with Your VoiceUpgrade to Windows 10 From Windows 7 or 8Eliminate Blue Light With Night LightCreate a New FolderGet to the Desktop in Windows 10Add a PrinterAll Windows 10 TipsSet Alarms