Use a higher-resolution source image
Improve lighting before taking the photo
Clean the camera lens
Hold the camera steady
Use a tripod or stabilizer
Focus accurately on the subject
Avoid digital zoom
Shoot in the highest available quality setting
Use RAW format when possible
Reduce noise with proper exposure
Adjust brightness, contrast, and sharpness carefully
Correct white balance
Crop only when necessary
Use professional photo-editing software
Apply noise reduction sparingly
Sharpen the image moderately
Upscale the image with AI tools
Remove blur with deblurring tools
Restore old photos with enhancement software
Save the final image in a high-quality format
Avoid repeated compression and re-saving