
If you're looking to change the resolution of a photo, you can use Microsoft Paint or Paint 3D, which are built-in options on Windows 11/10. These tools can help you edit images without needing to purchase paid software. You can increase or decrease the resolution of an image by adjusting its dimensions, either by percentage or pixel. It's important to note that increasing the size of a low-resolution image may result in poor image quality or pixelation. Additionally, cropping an image can help remove excess portions while maintaining its resolution and reducing its file size.
Characteristics and Values Table
| Characteristics | Values |
|---|---|
| Image Editing Tools | Microsoft Paint, Paint 3D, PhotoZoom, Preview on Mac |
| Platforms | Windows 11/10, Mac |
| File Types | JPEG, PNG, BMP, PDF, TIFF |
| Resolution | Measured in dots per inch (dpi) |
| Resolution for Computer Monitors | 96 or 72 dpi |
| Resolution for the Web | 72 dpi |
| Resolution for Desktop Printers | 150 dpi |
| Resolution for Professional Printing | 300 dpi or higher |
| Resolution Adjustment | Increase or decrease by percentage or pixel |
| Image Quality | Upsampling may reduce quality; downsampling produces better results |
| Image Manipulation | Resize, skew, crop, zoom, remove background |
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What You'll Learn

How to change resolution in Paint 3D
Yes, you can change the resolution of a photo in Paint 3D. Here is a step-by-step guide on how to do it:
Step 1: Open the Paint 3D App
Use the Taskbar search to open the Paint 3D app. You can also use the Ctrl+O shortcut to open the image in the app.
Step 2: Open the Image
Once the Paint 3D app is open, go ahead and open the image you want to edit.
Step 3: Switch to the Canvas Tab
After opening the image, switch to the Canvas tab. This is where you will find the options to adjust the resolution.
Step 4: Set the Resolution Changing Method
In the Canvas tab, you will see a drop-down menu that allows you to choose whether you want to change the dimensions by percentage or pixel. Select the method that suits your needs.
Step 5: Select New Height and Width
Depending on the method you chose, set the new height and width of the image. If you want to maintain the original proportions, make sure to keep the tick in the "Lock aspect ratio" box.
Step 6: Save the File
Once you have made your changes, press Ctrl+S to save the file. If you want to save a copy of the file instead, use the File > Save As option.
It is important to note that increasing the size of an image with a low resolution may result in bad image quality or pixelation. Always make a copy of the original image before making any changes, so you have the option to revert to the original if needed.
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How to change resolution in Microsoft Paint
You can change the resolution of an image using Microsoft Paint. This can be useful if you need to reduce the file size of a photograph to comply with an online application's restrictions.
First, open the image in Microsoft Paint. You can do this by right-clicking on the image file, selecting "Open with", and then clicking "Paint".
Once the image is open in Paint, you can adjust its resolution by clicking on the Resize button in the toolbar at the top of the window. This will open a Resize window, where you can adjust the image's resolution by percentage or pixel. Make sure that %"Percentage"% is selected so that your changes are measured in percentages. You can then enter a percentage between 1 and 500 into the "Horizontal" text box to shrink or expand your image.
If you want to maintain the image's aspect ratio, make sure to check the "Maintain aspect ratio" or "Lock aspect ratio" box. This will ensure that your image doesn't become distorted.
Finally, click OK to set the new resolution and press Ctrl+S to save the changes to your image. If you want to save a copy of the file instead, use "File" > "Save as" to choose a new location for the file.
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How to increase resolution in Paint
You can change the resolution of an image using Microsoft Paint or Paint 3D. Here is a step-by-step guide on how to increase the resolution of an image in Paint:
First, open the image in Microsoft Paint. You can do this by navigating to the image file and clicking "Open with", then selecting "Paint". Alternatively, you can open the Paint app and go to "File", then "Open" to select your image.
Once your image is open in Paint, you can increase the resolution by using the "Resize and skew" option in the "Image" menu. This will open a "Resize and skew" box, where you can choose to increase the resolution by pixels or percentage.
If you want to increase the resolution by a specific percentage, make sure "Percentage" is selected at the top of the "Resize" window. Then, enter a number greater than 100 into the "Horizontal" text box to increase the size of your image. For example, changing the value to 200 will make your image twice as big.
After you have adjusted the resolution, click "OK" to set the changes. Finally, save your image by pressing "Ctrl+S" or by going to "File" and selecting "Save as".
It is important to note that increasing the resolution of an image in Paint may result in a loss of image quality, especially if the original image is of low resolution. To avoid this, it is recommended to create a copy of the original image before making any changes.
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How to decrease resolution in Paint
Yes, you can decrease the resolution of a photo in Paint. Here's a step-by-step guide on how to do it:
Step 1: Open the Image in Paint
To get started, open the Paint app on your computer. You can use the taskbar search box or the Ctrl+O shortcut to open the Paint app and then open the image you want to edit.
Step 2: Access the Resize and Skew Options
Once the image is open in Paint, look for the "Image" menu in the top left corner, just before the “Selection” menu. Click on the "Resize and Skew" option or icon. This will open a box that allows you to adjust the image's dimensions.
Step 3: Choose Your Preferred Method of Resizing
In the "Resize and Skew" box, you have two options to decrease the resolution: by percentage or by pixel. Choose the method that best suits your needs. If you want to maintain the image's aspect ratio, make sure to keep the percentages equal when resizing.
Step 4: Set the New Resolution
After selecting your preferred method, adjust the resolution according to your requirements. You can decrease the dimensions by entering a value less than 100% or by reducing the pixel count. For example, changing the values to 75 will result in the image becoming 3/4 of its original size.
Step 5: Save Your Changes
Once you're happy with the new resolution, click the "OK" button to set the changes. You can then use the Ctrl+S hotkey to save the file. If you want to save a copy of the file instead of overwriting the original, use the "File > Save As" option to choose a new location and filename.
It's important to note that decreasing the resolution of an image may affect its quality. If you're reducing the size significantly, the image may become pixelated or blurry. Always make a copy of the original image before making any changes, so you have the option to revert to the high-resolution version if needed.
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How to crop an image in Paint
To crop an image in Paint, start by opening the Paint app on your computer. You can use the taskbar search box to open it. Then, follow these steps:
Step 1: Open the Image in Paint
Right-click on the image you want to crop and select "Open with." A pop-out menu will appear, and you should click on "Paint."
Step 2: Make a Copy of the Image
Before cropping, it's a good idea to make a copy of the original image. This way, you can keep the original version and work on a copy. To do this, right-click on the image, select "Copy" from the drop-down menu, then right-click in an empty space and choose "Paste."
Step 3: Crop the Image
Once the image is open in Paint, you can use the "Resize and skew" option in the "Image" menu to crop it. The "Image" menu is located in the top left part of the window, just before the "Selection" menu. Clicking on "Resize and skew" will open a box that allows you to adjust the image's dimensions.
Step 4: Adjust the Cropping Area
You can increase or decrease the dimensions by percentage or pixel. Choose the desired option and set the resolution according to your requirements. Make sure to check the Maintain aspect ratio box to prevent the image from becoming distorted.
Step 5: Save Your Changes
After you've adjusted the cropping area, click the OK button to set the resolution. You can then use the Ctrl+S hotkey to save the file. If you want to save a copy of the file instead, use the "File > Save as" option.
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Frequently asked questions
First, open the image in Microsoft Paint. Then, click on "Resize" in the toolbar at the top. A window will pop up where you can adjust the pixels for the height and width of the image. Once you have selected "OK", press "Ctrl+S" to save the image.
Yes, open the image in Paint 3D and switch to the "Canvas" tab. You can then set the resolution-changing method and select the new height and width.
If you are increasing the resolution of a photo, the image quality may be reduced. This is because the new pixels are interpolated based on the colours of neighbouring pixels. However, if you are decreasing the resolution, the image quality may be maintained.
Yes, make sure the "Maintain aspect ratio" box is checked before changing the resolution. This will ensure that your image is not distorted.
Yes, changing the resolution of an image does not require cropping. However, if you would like to crop the image, you can do so in Paint by selecting the Crop option.











































