How to Reduce the Size of a JPEG File: 5 Ways. · By reducing the size of a JPEG image, image quality is dramatically improved by up to 80% or more. · With Microsoft Photo & Picture Resized, you can now choose a format to automatically generate a compressed image. · In the first 3 steps, you will get to choose how to format the image, so that it is compressed. · When the file is compressed, the size of the image or photo, it will no longer be around the same, resulting in a good image quality. · You can download Photo & Picture Resized from here. · And the fourth and final part of the tutorial will guide you how to choose a format for all the images to compress. · May 3, 2023 – 11. How to Reduce the Size of JPEG In Windows 10 can reduce the size of JPEG, PNG, GIF, TIFF files. · Windows uses two methods for reducing the size of the JPEG. The first is the Direct Draw Image (DDI) format, and the second is DirectX Video 11. In this tutorial, we will introduce you to the best free method of reducing the JPEG file size. · Learn how to: 1. Reduce JPEG file sizes on Windows 5. Download and Install the Photo and Picture Resized app for Windows. Open the photo or picture. 2. Use the Select Tool, and select a rectangle. 3. Click the ‹Change› button. Enter the dimension that you are saving. 4. Enter a name to save the file. 5.