Check the file properties to see the new KB size. If it's still too large, repeat the process. Method 3: Resize on Mac (Using Preview) Mac users have a powerful tool built right into the OS. Open your image in . Go to Tools > Adjust Size . Lower the dimensions or resolution. Go to File > Export .
The easiest way to resize an image to a specific KB size is using a web-based tool. These tools allow you to "target" a specific file size. Top Tools: Great for automatic compression. resize image in kb download
Move the to the left. You will see the file size update in real-time. Click Save . Method 4: Mobile Apps (iOS & Android) If you’re on the go, download a dedicated app: iOS: "Compress Photos & Pictures" Android: "Photo & Picture Resizer" Check the file properties to see the new KB size