How to repair .png file online

How to repair corrupted png files online

In the fancy world of different file formats, this article is a complete package of information for the user regarding PNG files, how to repair corrupted files, what are the different PNG repair tools, and other things.

Wondershare Recoverit Authors

Mar 15, 2021 • Filed to: Photo/Video/Audio Solutions • Proven solutions

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The technically advanced world and the revolutionized system of work and education demand people and students to learn more about new things. Who would miss the opportunity to work from home and let the world see his/her work over the internet? People now a day live to inspire others. A file format that aids in doing such a thing is a PNG file.

The use of images on the web is most in the PNG file format. Many logos are also designed in this format. Graphic designers professionally use this file format to save and upload material over the internet. The very commonly known file format is yet unknown to many people out there.

We will be casting light on the PNG file, PNG repair tool and letting people know more about this format. Moreover, sharing the magical solution of how to repair corrupted PNG files will also be discussed in detail.

  • Part 1. What is a PNG file?
  • Part 2. What does PNG file to use for?
  • Part 3. Causes of PNG file corruption
  • Part 4. Step by step to repair corrupted png files

Part 1. What is a PNG file?

A PNG file stands for a 'Portable Network Graphic' file that is used for saving images. The format is compressed with lossless compression, and it was mainly created to replace the 'Graphic Interchange Format (GIF). PNG file format is commonly used to store different web graphics, digital photographs, and images with transparent backgrounds.

The file format is open with no copyright limitations. PNG files support indexed, palette-based 24-bit RGB or 32-bit RGBA color images. Graphic professionals generally save graphics in PNG file formats for further use on the web.


Part 2. What does PNG file to use for?

The lossless data compression file format, primarily designed to replace the old GIF format, is used to store graphics, etc. The format was designed to transfer images on the internet. PNG files do not support animation, but operating systems like macOS, Windows, and Ubuntu, store screenshots in PNG format by default.

The format is generally used by web design to develop a transparent background or semi-transparent background image. PNG files are very often used to design logos because they can be placed over a background image. The file format supports palette-based images, grayscale images. The wide color range contributes to the effect of the file size of PNG format.


Part 3. Causes of PNG file corruption

For anything that is causing trouble, how and why are the two important questions to investigate first. Like for instance, your PNG file is not working. You would first want to know why the file is not working. Generally, people have no idea for any such thing that what causes file corruption. Let's shed light on few factors that cause PNG file corruption;

1. Formatted Device

Suppose you formatted your device or the disk that contains the PNG files, which will eventually cause the corruption of any PNG file.

2. Virus Attack

Your device might be under a malware or virus attack. A virus damages all the disks and data on the device. Under that attack, your PNG files might get corrupted.

3. Damaged Media

Every time the device doesn't need to be faulty. Sometimes, the file might be the real trouble, and it can be corrupted and damaged. Maybe downloading it from an unknown source can cause this problem.

4. Interruption during Transfer

Transferring a file from one device to another and then interrupting it in between the transfer can also aid in corrupting your PNG file and make it inaccessible.


Part 4. Step by step to repair corrupted png files

The commonly used PNG file format might be corrupted sometimes. Suppose you are sharing a PNG file with some officials, and suddenly you see that the image is inaccessible. What will be your reaction at that very moment? A question will pop up in your mind immediately that how to repair corrupted .png files?

In such a panic situation, you need a quick way to resolve your problem. Few easy to implement methods are;

Method 1: System File Checker

System File Checker or sfc.exe is an inbuilt utility in Microsoft Windows. This utility allows users to restore any damaged or corrupted files in the Windows system. So hence, this can be tried and used to fix the corrupted PNG files.

1. Go to the search option and type 'Run.'

2. When the run Window appears, type cmd' and press on Enter' button.

type cmd in run and press enter

3. Once that is done, type sfc/scannow' in the command prompt Window and then, again, press on 'Enter' button.

scan your system

This will check the entire system for corrupted files and if, there exists any, then restart the system and try to open any PNG image file again. It may not cause trouble now.

Method 2: Deployment Image Servicing and Management (DISM)

The DISM or the system update readiness tool fixes component corruption errors in Windows. It helps to prevent service packs and Windows updates from installing.

1. Press the' Windows + X' key together on the keyboard as they are the shortcut keys to open a menu with Command Prompt.

2. Select Command prompt.

3. Once it's opened, type the following commands and press the 'Enter' key.

I. CheckHealth' this will check that whether corruption exists in the system or not.

II. DISM/ Online/ Cleanup-Image/ CheckHealth'

III. RestoreHealth' this command will automatically repair and restore the corrupted files.

IV. DISM/ Online/ Cleanup-Image/ RestoreHealth'

Method 3: Wondershare UniConverter

Another method to repair any corrupted PNG file is to convert it into some other format. The conversion might seem difficult to you, but the following steps will guide you on how to use the software;

Download and install the tool and launch it on your system.

1. Now, from the left menu, select the last option as 'Toolbox.'

2. A new window will appear. From that toolbox window, the user should select 'Image Converter.'

select image converter

3. Once the image converter window opens, click either on the file icon or, else, on the '+' button, allowing the user to import a local image that you want to convert. You can also drag and drop the image.

add image files

4. The added image will appear on the software's interface in the thumbnail with options. Explore the options and edit the image according to your desire.

edit your image

5. Once you are satisfied, select the file format to save the file from the top right corner and after that, click on 'Covert' in the bottom right corner to complete the process.

convert your image

Method 4: Stellar Photo Repair tool

An offline tool/method to repair corrupted photos is the Stellar Photo Repair Tool. In case the tool is new for you, let's help you and guide you on how to use it;

First of all, the user should download and install the tool on their systems.

Step 1: Add file

Once the system is installed, launch it so that you can use it to repair the damaged file. Click on the 'Add File' button that is in the center of the screen. This will allow you to choose and load corrupted images from your Mac or Windows system for repair. You can upload as many files as you want to.

import png files

Step 2: Repair Process

Once you have selected all the files that you want to repair, click on the 'Repair' button. This will start the process of repairing corrupted images.

initiate the repairing process

Make sure you do not close the application during the repair process. An indicator in the bottom left corner will show you the progress of the process. It will take few minutes to complete the repair.

Step 3: Review and Restore

As soon as the process is completed, all the repaired files will appear on the screen. User is now requested to review the files and select the ones they want to restore. Once you are satisfied and you have selected all the desired files to restore, click on the 'Save Repaired Files' button and save the image files to any location.

export the repaired images


Conclusion:

The article aims to provide its users with the best and most suitable options to repair any corrupted PNG file with minimal effort. Also, the introduction of the Stellar Photo Repair Tool will help users to repair any corrupted image files.

Recoverit author

Eleanor Reed

staff Editor

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