How to Repair/Recover Corrupted PDF Files
The PDF files may get corrupted during upload, download, or regular use because of the following factors, but not absolutely:
- Improper downloads issue
- Hard drive or storage deice problems, like damage and corruption
- Unexpected OS crash or system shutdown
- Sudden program closure
- Virus attack or PDF files get infected by malicious contents
Whatever the reason is, if you are troubled by PDF files corruption or loss problems but finding no way out, you are at the right place now. Here in this article, you'll find effective methods to repair damaged PDF files and recover corrupted PDF documents with ease. Carry out one of the solutions that suits your needs best.
Method 1. Check Adobe Reader to Repair PDF
Sometimes, when PDF files corrupt, it is not because the PDF document itself gets damaged but something wrong with the PDF. So you may first try to check and repair the Adobe Reader and then try to open and read the PDF file.
Check for the update of Adobe Reader :
- Launch Adobe Reader > go to "Help" > "Check for Updates".
- You'll see whether the program is up to date or not. If there is a new update, go ahead and install the latest version.
Repair Adobe Reader:
- Open the application > go to "Help" > "Repair Adobe Reader Installation"
- You may also try to uninstall Adobe Reader and reinstall it to repair PDF.
Method 2. Try an Alternative PDF Reader
When you fail to open or read PDF files with Adobe Reader, you can try other PDF readers to check where the problem exists - in the Reader or the file.
You can search for PDF Reader; then you'll get numerous PDF Readers online. If the PDF readers can read your PDF files, then you don't need to repair the PDF files. It's not corrupted. If the alternative PDF readers cannot recognize or read your PDF files, you can follow Method 3 to restore corrupted PDF files.
Method 3. Recover Corrupted/Damaged PDF Files
If you fail to open or read your PDF files with Adobe Reader or other alternatives, you may try the following tips to restore corrupted PDF files.
Tip 1. Restore from the Previous Version
If you have a backup of your PDF files, you can restore corrupted PDF files to its previous version and then get it repaired.
- Right-click PDF in Windows Explorer > Properties > Previous Versions.
- A list of all old versions of PDF files will show up, click either copy by clicking "Open" > check out whether it's the version you need > click "Restore" when you find the right version and bring them back to life on your system.
Tip 2. Recover Corrupted PDF File with File Recovery Software
If you don't have any backups created before, you may turn to professional hard drive recovery software - Deep Data Recovery for help. This capable file recovery tool can help you to recover lost Word/Excel/PPT, HTML, CWK, PDF, etc. in complex situations. Now, download this data recovery application for free and restore the corrupted PDF files within three steps.
Step 1. Select file types and click "Next" to start.
Launch Deep Data Recovery. Select file types and click "Next" to start.
Step 2. Choose the location
Select the drive where you lost your PDF/PPT/Word/Excel files and click "Scan".
Step 3. Scan for lost documents
When the scanning process completes. Click "Documents" in the left panel. You can find wanted documents according to the file type. Or, directly search the files' names. When you find the documents, click "Preview" to see if it's the desired one.
Step 4. Recover lost documents
Select the wanted PDF/PPT/Word/Excel/TXT/ZIP documents and click the "Recover" button to save them to another secure location.
Method 4. Use a PDF Repair Tool to Repair PDF
You may also download some PDF repair utilities or try free online PDF repair tools to fix corrupted PDF. If this solution works, you'll get your PDF files back. If you fail, you may still have the last shot by extracting PDF elements such as text or images with specific methods or a PDF extractor.
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