There might be situations when your files suddenly appear blank - though these cases are rare, here's how you can try fixing the problem and help us with the investigation if needed.
Please make sure the file is fully loaded - you might also restart the app to make sure this is not a temporary glitch.
If nothing changes, please send us the affected file for further investigation at rdsupport@readdle.com - please also include the information about your macOS version and the app's version.
If your files look blank when you open them after you update PDF Expert, first of all, please try rebooting your iPhone or iPad.
If nothing changes, please send us the affected file for further investigation at rdsupport@readdle.com - please also include the information about your iOS version and the app's version.
The data you will send us may contain sensitive personal information, so we encourage you to review it before sending to us. We will, of course, treat data as confidential information, never share them with third parties and retain them according to our Privacy Policy.