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Fix Adobe PDF 'File May Be Broken or Corrupt' on Samsung S10+
Question details
The user is unable to open downloaded PDF files on their mobile device because the PDF viewer incorrectly reports the file as corrupted.
- Product
- Adobe Acrobat Reader
- Device & OS
- Samsung S10+
- Scenario
- Attempting to open downloaded PDF files, such as Hermes wage invoices, using Adobe Acrobat Reader on an Android smartphone.
- Observed behavior
- Adobe Acrobat Reader displays an error message stating 'file may be broken or corrupt' and refuses to open the PDF, even though the same file opens flawlessly on other devices.
Ensure you have a stable internet connection before downloading the file again, as interrupted downloads are a primary cause of local file corruption on mobile devices.
Clear App Cache and Re-download the PDF
Clearing the app's temporary data and downloading a fresh copy of the file resolves most false 'corrupt file' errors caused by bad cache or partial downloads.
Mobile browsers and apps sometimes cache incomplete versions of files. Deleting the corrupted download and clearing the app's memory allows the system to fetch a clean, working version of the document.
Go to Settings > Apps on your Samsung S10+. Scroll down to find and select 'Adobe Acrobat'. Tap on 'Storage', then tap 'Clear Cache' at the bottom of the screen.
Open your 'My Files' app or file manager, navigate to the Downloads folder, and delete the PDF file that is refusing to open.
Return to the original source (e.g., your email app or the Hermes portal) and download the PDF file again over a stable Wi-Fi connection.
Tap the newly downloaded file to open it in Adobe Acrobat Reader.
Open Directly from the Acrobat App
Opening files directly from the app interface rather than through a web browser can bypass file-handling glitches.
Update or Reinstall Adobe Acrobat Reader
Outdated or bug-affected app versions can prevent perfectly fine PDFs from opening.
Easily Open PDFs with WPS Office on Android
If your current PDF reader frequently shows 'file broken or corrupt' errors, use WPS Office. It securely opens, reads, and manages PDF documents on Samsung and other Android devices without app-specific file conflicts.
- 1. Install WPS Office: Download and install the WPS Office app for free from the Google Play Store.
- 2. Launch and Grant Permissions: Open the app and grant the necessary permissions so it can access the files stored on your device.
- 3. Navigate to Your PDF: Tap the 'PDF' tab on the home screen or go to 'Files' to browse your device's local storage or Downloads folder.
- 4. Open the File: Select the downloaded PDF invoice. WPS Office will process and display the document instantly, bypassing previous corruption errors.
Frequently Asked Questions
Why does a PDF open on my computer but say it's corrupt on my Samsung phone?
This usually happens due to an incomplete file download on the mobile device, cache conflicts within the mobile PDF app, or restrictive file permissions. The document itself is fine, but the mobile app struggles to process the locally saved copy.
Can a mobile browser ad blocker cause PDF download corruption?
Yes. Aggressive ad blockers, data-saver modes, or browser security settings can sometimes intercept or prematurely terminate a download. This results in a partially downloaded file that PDF readers interpret as 'broken or corrupt'.
How do I know if the PDF file is genuinely corrupted?
If the file fails to open on multiple devices (like a PC, tablet, and another phone) using different PDF readers, the file is likely genuinely corrupted at the source. In this case, you will need to ask the sender or the portal to regenerate and send a new file.
