You can also see the corresponding shortcuts for each type of screenshot. Copy picture of selected area to the clipboard.Save picture of selected area as a file.Copy picture of screen to the clipboard.
Choose Screen Shots from the left menu, then make sure all these options are ticked off:.Click Keyboard, then click on the Shortcuts tab.Open the Apple Menu and choose System Preferences.The first thing you need to do is to check whether the screenshot shortcuts are enabled on your keyboard. Try your luck and see if screenshot is now working. If your problem is caused by a temporary glitch, restarting the system should easily fix this. But before you do anything else, close all running applications, delete junk files using Mac repair app, and reboot your Mac to refresh the system. There are several ways to fix this issue, depending on the cause. It can be annoying getting blank screenshots in High Sierra, especially if the moment you want to capture is difficult or impossible to recreate, such as the results of your online game that you want to brag about or an error that you need to document. What to Do If Screenshots Turn Up Blank in High Sierra If screenshot in High Sierra is not working, you can follow the steps outlined below to resolve this issue and get this feature working properly again. Incompatibility issue with third-party apps or processes.The issue of blank screenshot in High Sierra can be caused by different factors, including:
Although most of the reported issues happened on macOS High Sierra, it is possible that the problem affects other macOS versions as well. This problem has caused a lot of inconvenience to the affected users. They heard the camera shutter sound, which meant that the screenshot was taken, but the screenshots still turned out to be white or gray blank images. Some users even tried using the Take Screenshot feature of Preview, but the images turned out to be blank. The problem occurred whenever they tried to capture their screen using the different shortcuts. However, some Mac users reported encountering blank screenshots in High Sierra recently. You can also choose to copy it to the clipboard and directly paste it to other applications, such as Microsoft Word, Google documents, email, Notes, and more. The screenshots are automatically saved to the Desktop or to your specified destination folder.