How do I compress a photo without losing quality?

To compress a photo without losing quality, you can use various desktop applications and online services. Here's a summary of the key points from the provided sources:

Desktop Applications

Windows Users

1. Photos App:

   • Open the image in the Photos app.
   • Click the ellipsis (three dots) in the top right corner.
   • Select "Resize" to adjust the image size while keeping the quality.

2. Advanced Method via Photoshop:

   • Open the image in Photoshop.
   • Go to File → Export As....
   • Choose JPEG as the file type.
   • Adjust the quality slider to control the tradeoff between file size and quality.

Mac Users

1. Preview App:
   • Open the image in the Preview app.
   • Choose Tools → Adjust Size.
   • Customize the width, height, and quality settings accordingly.

Online Services

1. Imagesmaller.com:

   • Visit https://www.imagesmaller.com to compress multiple formats, including PNG, JPG, JPEG, GIF, TIFF, and WEBP.
   • Simply select the image(s), wait a few seconds, and download the compressed result.

2. Shortpixel:

   • Use Shortpixel's online image compression tool at https://shortpixel.com to compress JPEG, PNG, and GIF images.
   • Analyzed compression ensures minimal degradation of image quality.

Remember to experiment with the quality setting during compression to achieve the optimal balance between file size reduction and acceptable visual quality.