How to Improve JPEG Image Quality Online or in Photoshop

In this guide, you will learn three methods to improve JPEG images quality. A JPG or JPEG file is an image file. Most digital cameras and smartphones save the photos in JPEG or JPG format. Plus, it is a widely used picture format distributing online. Sometimes, you may find that your photos look imperfect or blurry. Instead of deleting images with poor quality, why not try to improve them on your computer? Here are the details about JPEG quality enhancement.

Improve JPEG Image Quality Online

Part 1: Top 2 Ways to Improve JPEG Quality Online

Way 1: How to Improve JPEG with Aiseesoft Image Upscaler

As a powerful JPEG enhancer app online, Aiseesoft Image Upscaler almost provides every aspect that you need, from easy to use to high quality output.

Key Features of Aiseesoft Image Upscaler – Best JPEG Enhancer

When you need to improve JPEG image quality, follow the steps below to do it quickly.

Step 1.
Open a browser, visit https://www.aiseesoft.com/image-upscaler/, and click the Upload Photo button to add a JPEG photo that you wish to enhance.
Upload Photo
Step 2.
After uploading, select a proper Magnification. Then you can preview the result and compare with the original JPEG image. The dimensions will show up under the image.
Upscaler Interface
Step 3.
As long as you are satisfied with the enhanced JPEG image, click the Save button to download it directly.

Note: If you click the Save button, the JPEG image will be saved to the download folder on your computer.

Way 2: How to Improve a JPEG Image in Pixlr

Pixlr is a web photo editor app. Now, free accounts can use the basic features including improve JPEG images manually. However, it takes a moment to respond, so you must be patient.

Step 1.
Access pixlr.com in a web browser and click Advanced Pixlr E.
Open Image
Step 2.
Wait for the main page to open and click Open Image to upload a JPEG.
Step 3.
Next, click Image and then Image Size to trigger the Resize Image panel. Here you can specify a dimension of the JPEG and click OK.
Photo Size
Step 4.
When enhancement is done, go to the File menu and choose Save. Give a filename and set the output format as JPEG. Make the quality as 100% and click Download button.

Part 2: How to Improve JPEG Image Quality in Photoshop

If you have Photoshop on your desktop, it is a good way to improve your JPEG images quality. We use Photoshop CC as the example to show you the procedure.

Step 1.
Open the blurry JPEG image in your Photoshop.
Step 2.
Go to the Edit menu, select Preferences and then choose Technology Preferences.
Step 3.
Check the box next to Enable Preserve Details 2.0 Upscale on the dialog, and click OK. If you have checked it, skip to the next step.
Upscale Enable
Step 4.
Click the Image on the top menu bar and choose Image Size. It will activate the Image Size dialog.
Photo Image Size tool
Step 5.
Make sure to tick the checkbox next to Resample. Upscale the dimensions of the JPEG image to 200% or higher.
Step 6.
Then click and expand the drop-down list, and switch from Automatic to Preserve details 2.0. Preview the improved JPEG and click OK if you are satisfied.
Step 7.
Finally, save the JPEG image to your hard drive.

Part 3: FAQs about Improving JPEG Quality

How can I convert a low resolution image to high resolution?

To convert a low resolution image to high resolution or improve photo quality, you will need a photo editor, such as Photoshop. Fortunately, there are a variety of tools for desktop and online.

Can I make a JPEG picture less blurry?

Although JPEG is not a perfect image format for photo editing, you can make it less blurry with a photo enhancer tool. However, we suggest you to use RAW If your photography technology is not very well.

Do JPEG files lose quality?

It is well-known that JPEG is a lossy image format. You lose information when an image is saved in JPEG format. However, this is acceptable unless you save the same image in JPEG for multiple times.

Conclusion

This guide has shared three methods to improve JPEG image quality on Windows and Mac. Many people decide to save photos in JPEG format to save space. However, the quality may become poor. Fortunately, Aiseesoft Image Upscaler can help you to resolve the problem easily. If you have more questions, please leave a message in the comment area below this post.

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