Fix Blank PDF Files on iPhone or iPad After App Update
Question details
Users are experiencing an issue where PDF attachments received via email appear as completely blank white pages on iOS devices following a recent PDF application update.

- Product
- PDF Reader Application
- Device & OS
- iOS (iPhone/iPad)
- Scenario
- Opening an email attachment containing a PDF file after updating the PDF viewing app to version 2.2.3.
- Observed behavior
- The PDF document fails to render the content, displaying only a blank white screen instead of the expected text and images.
Before attempting to reinstall your applications, ensure that your device has a stable internet connection and try downloading the email attachment again to rule out an incomplete download.
Restart Your iOS Device
A simple device restart can clear temporary cache glitches and background processes causing the PDF rendering failure.
Often, immediately after an app update, the system cache might conflict with the new application data. Restarting forces the device to clear temporary memory and load the updated application framework fresh.
Press and hold the power button (along with either volume button on newer iPhone and iPad models) until the 'slide to power off' slider appears on the screen.
Drag the slider to the right to completely power off your iPhone or iPad, then wait approximately 30 seconds.
Press and hold the power button again until the Apple logo appears. Once the device boots up, open your email app and tap the PDF attachment to verify if it renders correctly.

Uninstall and Reinstall the PDF Application
If restarting does not work, the application update may be corrupted. Reinstalling ensures you have a clean, working version of the app.
Easily Read and Manage PDFs on iOS with WPS Office
Bypass blank screen errors and corrupted app updates by using WPS Office. Its powerful, built-in PDF viewer for iPhone and iPad guarantees fast, flawless loading of your email attachments and digital documents.
- 1. Download the app: Install WPS Office for free from the App Store on your iPhone or iPad.
- 2. Locate your document: Open your iOS Mail app or preferred email client and find the message with the problematic PDF.
- 3. Share to WPS Office: Tap and hold the PDF attachment icon, select the 'Share' icon, and choose 'WPS Office' from the application menu.
- 4. View flawlessly: The PDF document will instantly open in the WPS Office viewer, bypassing any previous blank screen rendering issues.

Frequently Asked Questions
Why do PDF files suddenly show up blank on my iPhone?
This usually occurs due to a corrupted application cache, an incomplete app update, or bugs within the iOS rendering engine failing to process complex graphical elements in the PDF file.
Does file size affect whether a PDF turns blank on an iPad?
Yes, exceptionally large PDF files or documents containing massive, unoptimized images can exhaust the available RAM on older iPads, causing the PDF reader application to time out and display a white page.
How do I change my default PDF viewer on iOS to avoid this issue?
While iOS does not allow you to set a system-wide default application for PDFs, you can bypass the native viewer by tapping the 'Share' icon on the PDF and selecting a reliable third-party app like WPS Office to open the file.




