How to...
Check Your Image Sizes
For Mac Users
Right-click the image and select "Get Info."
The dimensions (e.g., 1920 x 1080) are listed under "More Info", and the file size is displayed at the top (e.g., 300 KB or 1.2 MB).
For Windows Users
Right-click the image file and select "Properties."
Click the "Details" tab to see dimensions (e.g., 1920 x 1080) and file size (e.g., 350 KB or 1.8 MB).