Open the image in an editor
Increase the image dimensions
Save the image in a lower compression format
Use a higher quality export setting
Convert the image to PNG or TIFF
Reduce compression on JPEG files
Add more detail or content to the image
Increase the color depth if possible
Save a duplicate copy instead of overwriting
Use an online image resizer or compressor with quality control
Export at a higher DPI if supported
Avoid cropping too much if you want a larger file size