How to Find DPI of Our Images: A Full Step-by-Step Guide

September 11, 2024Amanda Brown

Do you know what DPI stands for? The full name of this word is Dots Per Inch. As a measurement used to quantify the resolution of printed images, DPI refers to the number of individual dots that can be placed within a one-inch square area. Generally speaking, the higher the DPI value of an image, the sharper it will be. That is, this image can show more details. Overall, understanding DPI is essential for ensuring that your printed images maintain their quality and clarity.

Currently, users can operate on their devices to check the DPI of images. In this article, we will provide you with specific step-by-step instructions from both Windows and Mac computers. If you feel that the values do not meet your expectations after viewing them, you can refer to the tips we have provided. We will use an AI tool as an example in that section. If you still have any questions, please feel free to contact us. Now, let's get started.

Check DPI of Image

Part 1. How to Check DPI of Image on Windows

First, let's start with a Windows computer. In this section, we will present you with three possible methods.

Using Right-Click Properties

If you want to check the DPI of an image on a Windows computer, the most direct way is to check its properties. On that window, you can learn almost everything about the parameters of that image. The way to do it is very simple, just select the target image and right-click on it.

Here, we will show you how to do it step by step.

Step 1.
Open your Windows computer and locate the image you want to check.
Step 2.
Right-click on it, and a drop-down menu will appear. Find Properties among all the options.
Step 3.
Go to the Details tab. Then, scroll down to find the Image section.
Step 4.
The values of DPI will be shown next to Horizontal Resolution and Vertical Resolution.
Properties DPI

Using View in File Explorer

There is a very simple way to find the DPI of an image other than being able to view it in the Properties window. You don't even need to go into the window for a particular file; you can view it in File Explorer. If you want to wake up the File Explorer window, you can find it directly in the desktop bar. Or use the shortcut keys. How you do it depends on your personal preference.

Here is what you should do to check DPI through File Explorer.

Step 1.
Launch File Explorer on your desktop. You can also use the Windows + E hotkeys to open it.
Step 2.
Click View on the top of the window, and choose Details.
Choose Details
Step 3.
Right-click on one of the columns of your image. Then, choose More in the drop-down menu.
More Option
Step 4.
A pop-out window will be shown on your desktop. Under the Details section, tick the Horizontal resolution and Vertical resolution options. After that, click OK to keep the change.
Tick Options
Step 5.
Now, go back to the File Explorer and find your image. Now, you can check the DPI of your photo under Horizontal resolution and Vertical resolution headers.

Using Microsoft Paint (Windows)

In addition to these two methods, you also have the option of using the Paint program that comes with your Windows computer to open your images. In the interface of this program, you can also see the DPI volume of your files. The procedure for this method is also very simple; let's learn it together.

Follow the steps below to check DPI with Windows Paint.

Step 1.
Find the image you want to check. Right-click on it.
Step 2.
Choose Open with > Paint among all the options.
Choose Paint
Step 3.
Then, the chosen image will be shown in Paint. Next, click File in the top left corner.
Click File
Step 4.
Choose Properties from the bottom of the menu.
Step 5.
A new window will open. The volume of DPI will be shown next to Resolution.
Check Paint

Part 2. How to Find DPI of Image on Mac

Now, we have fully understood how to view DPI values on Windows computers. So what do you do if you are a Mac computer user? How do you tell the DPI of an image? In fact, the operation principle of a Mac computer is similar to that of a Windows computer; both of them are viewed in the interface of file browsing through the tools that come with the computer. Next, let's learn how to perform on a Mac computer.

Here are the steps you can follow.

Step 1.
First, find the image you want to chAiseesoft AI Photo Editoreck on your Mac computer. Finder will be your best assistant. Then right-click on it.
Step 2.
Choose Open With, and click Preview (default).
Open with Preview
Step 3.
After that, your target image will be opened with the Preview app.
Step 4.
On the top of the window, choose Tools and click Show Inspector.
Show Inspector
Step 5.
A window named General Info will appear. Your image's DPI will be shown next to the Image DPI.
Mac DPI

Part 3. Tip: Increase the DPI of the Image to Improve the Quality

After reading the step-by-step guide in the above content, we believe you have now successfully checked the DPI value of your image. We already know that this value will have a direct impact on the sharpness of the photo. This means that if we want to make our photos sharper, we have to find a way to increase the DPI. Nowadays, many image enhancers can achieve this effect, especially some AI tools. With the aid of AI technology, we will no longer need to perform any complicated steps. Just upload the image to the platform, and you will get the enhanced image. Aiseesoft AI Photo Editor is an excellent member of these tools. It applies state-of-the-art learning algorithms to analyze your images, and then it enhances the image without losing the information in the original picture. It can automatically increase the DPI value of the file. Even novice users will be able to use it in no time.

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Here, we will teach you how to use Aiseesoft AI Photo Editor.

Step 1.
Download and install Aiseesoft AI Photo Editor on your device.
Step 2.
Click AI Image Enhancer > Add (images) to upload your image.
Add Images in AI Image Enhancer
Step 3.
Adjust the size of your image as you like. The process of enhancing will increase the DPI of your image automatically.
Step 4.
After finishing the settings, click Save.
Save Image in AI Image Enhancer

Part 4. FAQs of Checking DPI of Image

How do you find the dpi of the image in Illustrator?

To open the Image in Illustrator, go to File > Open and select the image you want to check. Select the Image, and you will see a bounding box around the image once it is selected. Go to the top menu and click Window > Document Info. This will open a panel displaying various details about the document and selected objects.

How to calculate a DPI image?

Find out the width of the image in pixels. Decide on the desired print width of the image in inches. Substitute the image width in pixels and the chosen print width in inches into the formula: DPI = Image Width in Pixels / Print Width in Inches.

What size is 300 DPI in pixels?

The size of an image in pixels for 300 DPI resolution can be calculated using the following formula: Pixels = (Print Size in Inches) x (DPI). For example, if you want to find out the pixel dimensions for an image to be printed at a standard letter size of 8.5 x 11 inches with 300 DPI resolution, the width will be 2550 pixels, and the height will be 3300 pixels.

Can you calculate DPI from pixels?

Yes, you can calculate the DPI of an image from its pixel dimensions and print size. The formula to calculate DPI from pixels is DPI = Image Width in Pixels / Print Width in Inches.

Conclusion

This article shows you how to check the DPI of an image on your computer. This is not a complicated operation. So, whether you are using a Windows or Mac device, you can view it using the built-in tools on your computer. If you feel that your image's DPI is not high enough and the picture is a bit blurry, you can try our recommended AI image enhancement tool to increase the image’s DPI.

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