1920x1080 (Full HD or 1080p) is the most common screen resolution worldwide. Resizing images to this dimension creates content that fills modern monitors, TVs, and presentation screens perfectly.
This 16:9 aspect ratio is used for desktop wallpapers, PowerPoint/Keynote presentations, video thumbnails, website hero images, and digital signage. It provides excellent detail for screen viewing while keeping file sizes reasonable.
With ImgTools, upload your image, crop to 16:9 if needed, and resize to 1920x1080. For photographs being used as wallpapers, consider centering the most important elements since they may be partially covered by desktop icons.
Save as JPEG at 85-90% quality for photographs or PNG for graphics with text. A typical 1920x1080 JPEG at 85% quality is about 200-400KB.
ImgTools processes everything locally in your browser.