To fix JPEG photos greyed out problem, you can follow below-mentioned solutions:
Restore your Photos From The Backup
If you have kept the backup of your JPEG images, then you can restore your images from the backup and continue your work on your project,
Download the Photos Again
If you have downloaded those pictures from internet, then it is suggested that you must download them again. It is because, it might be possible that your photos are not downloaded completely or properly.
Open Greyed Out Photo In Image Editor App
Open your greyed out JPEG photo in the Image Editor app such as Photoshop, Photoshop element or any other app. Make some minor changes in the photos and then ‘Save as” the photo on your computer. Now open and see if problem still exist or not.
Try JPEG Repair Software to Fix JPEG Image Greyed Out Problem
If none of the above solutions comes helpful, then you must try third-party powerful JPEG Repair Software to fix JPEG photos greyed out problem. It will help you to fix corrupt or damaged JPEG photos.