Use an image editor like Photoshop, GIMP, or Canva
Open the image in the editor
Find the resize or image size option
Increase the width and height values
Keep the aspect ratio locked to avoid distortion
Choose a resampling method for better quality
Save the resized image as a new file
Use a higher-resolution source image if possible
Use AI upscaling tools for better enlargement
Avoid enlarging too much to prevent pixelation