How to convert image to 300 DPI or more Upload a picture. Choose your file from computer, phone, Google Drive, or Dropbox. Select DPI. Enter your desired DPI — Dots Per Inch (Today the term is often misused, usually means PPI, which stands for Pixels Per Inch). Download the result.

How do I make a picture 300 DPI?

Here’s how you convert to 300 dpi Click File > Open > Choose your file. Next, click Image > Image Size, set the resolution to 300 if it is less than 300. Click resample, and choose Preserve Details (enlargement) on the drop-down menu. Then click OK.

How do I save a JPEG as 300 DPI?

Set the dpi option to 300 and use the crop tool to select the entire image and ‘crop’ it (although you won’t actually crop anything out). This should set the image to 300 dpi without changing the pixel count on the image.