How to Repair Unknown JPEG Format Error while Trying to Open it on Windows/Mac?

You may encounter Unknown JPEG format error while opening a JPEG image file. For common people it’s just a memory loss but for a professional photographer or graphic designers this may result in loss of their business, since they lose accessibility of some of their very crucial photos. Main reason of encountering this error message is damage or corruption of JPEG image file. Below mentioned are the major causes behind the corruption of a JPEG image file:

Main causes of JPEG image file corruption:

• When bad sectors are generated in hard disk, it sometimes corrupts the stored JPEG files and you encounter the above mentioned error message whenever you make an attempt to open JPEG image file.
• Sometimes the media also gets corrupted due to the virus infection and JPEG image files become inaccessible.
• Corrupt or broken header of JPEG image file is one of many causes.
• Incomplete JPEG scan also ends up corrupting our valuable pictures.
• Using the digital camera when it’s running under low battery also corrupts the clicked JPEG images and thus, you encounter the above error message whenever you try to view these images.

Fixing these corruptions issues may irritate you at times because of not able to find the solution. In such case don’t keep trying harder and harder, rather switch for a repair tool that will do all repairing tool on your behalf. One such tool is JPG FILE REPAIR TOOL for Windows/Mac. Do as shown below to get rid of any kind of error or issue related to your jpg file.

How to repair JPEG file:

Step1. Main interface of JPEG file repair tool provides “Repair JPEG” and “Extract Thumbnail” choices. Use “Repair JPEG” and “Extract Thumbnail” to repair your JPEG file and to extract thumbnails of the JPEG files respectively. Click on the appropriate button to proceed.

Step2. Then click “Add File” button to add the files which are to be repaired, multiple files can also be added. Select the file from the left panel and click on “Remove from the list” for removing the files from the “list of JPEG files” that are not required to repair. Or if you want to repair all the files then click on the “Select All” button that will let you to select and add all the JPEG files at once and “Unselect All” to deselect all the listed files. Then click on the “Repair File” to start the repairing process.

Step3. As soon as the software scans and repairs the corrupted and lost JPEG files, repair tool will display all the repaired files in the left pane. You can see a list of JPEG images in thumbnails if you have selected the “repair JPEG files”. Then you can select the files to see the preview from the left pain on the main interface window. After going through the preview you can choose the files that you want to save on the system by clicking “SAVE” button.

Step4. If you choose “Extract the thumbnails” in the main interface then JPEG files can be added by clicking on the “Add File” button and select the desired files for extracting the thumbnails from the JPEG files.

Step5. For extracting thumbnails of the JPEG images, the software will only display the thumbnail images for the preview of file. Click “Save” button for saving the thumbnail images of JPEG files to your desired location.

Step6. After the software finishes the process of saving the repaired file, it will be display a pop-up message as shown above. Click on it to go to the folder where has been saved.

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