5 Fixes for Data Corruption Issue: Repair Corrupted ZIP, MP4, Microsoft 365 Files

Files can become corrupted due to system crashes, virus infections, or accidental deletion actions. Once a file is corrupted, it becomes unusable. If you encounter this issue, the first steps are to attempt file repair or run a virus scan. It’s important to stop using your computer immediately and avoid repeatedly opening the corrupted file, as this can worsen the damage. This guide will show you how to repair corrupted videos, MP4 files, and Microsoft 365 files such as Word, Excel, and PowerPoint with 5 fixes for data corruption issue. Before starting, you need to make a preparation.

5 fixes for data corruption issues

In this part, we will share 5 fixes for data corruption issue. Before fixing these corrupted files, please follow our guide to make a preparation to ensure your data safety.

Make a good preparation before fixing any corrupted files

A key step before fixing corrupted files is to use data recovery software like AOMEI FastRecovery. This tool helps protect your files in their current state and reduces the risk of more damage. If you try to repair files directly from a damaged drive or USB, it might make things worse. Recovery software creates a safe copy of the file so you can work on it without causing further harm.

Sometimes, corrupted files are hidden or won’t open. Data recovery software can find and restore these files, giving you the best version to repair. Repair tools work better when they have more complete data, so recovering the file first improves your chances of success. This method is safer and increases the likelihood of fixing your files properly.

Step 1. Install and launch AOMEI FastRecovery first, and then choose the exact partition or drive where the deleted files were originally located.

Step 2. Scan the selected drive. It will execute a Quick Scan first to find your data fast, followed by a Deep Scan to search for additional lost data comprehensively.

Step 3. Once the scan is complete, all recoverable files will be displayed. Kindly choose the specific files and then click Recover.

Step 4. Choose a destination folder to save the recovered files, and wait for the recovery process to finish.

Case 1. Fix corrupt MP4 file with VLC

VLC Player is a free and flexible application known for playing many types of video files. One of its best features is its ability to play partially downloaded or slightly damaged video files, including MP4s, without needing immediate repairs. This makes it a handy option for dealing with corrupted videos without extra tools or complicated steps.

In addition to playing videos, VLC also lets you convert video formats. This feature is useful if you need to change the file type to fix playback issues or make it compatible with other devices.

Step 1. Launch VLC Player and select "Media > Convert/Save...".

Step 2. Next, add a corrupted video and click "Convert/Save".

Step 3. In the Convert window that appears, look through the destination file, and click on "Start". Open VLC and click on "Preferences".

Step 4. Select "Always fix" in the "damaged or incomplete AVI file" option and click "Save".

Step 5. Try playing the corrupt .mp4 video file with VLC. It should play.

Case 2. Repair corrupted ZIP files with CMD

WinZip is a popular tool for extracting files on Windows and can also help repair corrupted ZIP files. While it’s not free, you can use the evaluation version for up to 21 days.

If you don’t already have WinZip, you can download the installation file from its official website and install it. You’ll also need to download and install the WinZip Command Line add-on. Once everything is set up, you can follow the steps below to fix your corrupted ZIP files using WinZip.

Step 1. Locate the corrupted ZIP file on your PC, right-click on it, and select Copy As Path. Then press Win + S to open the search menu. Type cmd in the box and hit Enter.

Step 2. In the Command Prompt window, type cd followed by the file path copied earlier and hit Enter. It should look something like this:

cd\folder 1\folder 2\folder 3

Step 3. Type the following repair command and hit Enter. Make sure you replace zipfile in the command with the actual name of the corrupted ZIP.

"C:\Program Files\WinZip\wzzip" -yf zipfile.zip

The repaired ZIP archive will be saved in the same folder as the corrupted one by WinZip. You should then be able to open or extract it as you would normally.

Case 3. How to fix corrupted PPT file

If you want to perform PowerPoint file corrupted recovery on Windows, you can use its built-in feature. You can also use AOMEI FastRecovery to recover deleted items in Office 365.

Step 1. Open PowerPoint on your computer. Launch it from the Windows Start menu or the Mac Applications folder. Avoid opening the PowerPoint file by double-clicking it.

Step 2. Click the File menu and select Open. If you don’t see a File menu, click the Open icon on the welcome screen.

Step 3. Click Browse. This will open your computer’s file explorer.

Step 4. Locate the PowerPoint file and click it once to select it. Do not click Open yet—just select the file for now.

Step 5. Click the down arrow next to the Open button at the bottom of the window. This will show additional options for opening the file.

Step 6. Select Open and Repair. PowerPoint will attempt to open the file in protected view and repair any issues.

⚠️Notes:

• If the presentation opens successfully, you can click the Presentation icon at the top to start the slideshow.

• If you need to edit the presentation, click Enable Editing at the top.

Case 4. Fix corrupt Word document files online

It is also a good idea to perform corrupted Word file recovery online to fix the issue. Recovery Toolbox is a great online tool for repairing corrupted or damaged Word files. Here is a step-by-step guide to help you repair Word files with this tool.

Step 1. Visit Recovery Toolbox's official page. Enter your email address and click "SELECT FILE" to upload the damaged Word files.

Step 2. Click "NEXT STEP" to proceed. Wait for the tool to repair your files; you can estimate the time required by checking the process bar.

Step 3. Once the repair is complete, you can preview the repaired files or download a demo.

Note: You can't use this online tool for free; it will charge you based on the size of your file or how hard it is to fix.

Case 5. Fix corrupted Excel file

To fix corrupted Excel file, you can also use the Open and Repair feature. Here are the detailed steps to extract data from your corrupted Excel files:

Step 1. Open Microsoft Excel and click Open at the left toolbar. Here you can choose the corrupted files.

Step 2. Expand the Open option and select Open and Repair.

Step 3. You will see a dialog box to confirm whether to repair your files. Please click Extact Data to continue.

Step 4. And then, you are allowed to choose Convert to Values or Recover Formulas. Please choose according to your needs.

To sum up

That's all about 5 fixes for data corruption issue. File corruption can certainly be frustrating, but with the right tools and methods, there’s often a good chance to recover or repair your files. Whether you're dealing with videos, documents, or compressed archives, the steps outlined in this guide offer practical solutions to address data corruption effectively.

The key is to approach the process carefully. Using recovery software like AOMEI FastRecovery to protect your files before attempting repairs is highly recommended. Additionally, tools like VLC Player and WinZip are great for handling specific file types, while built-in repair features in programs like Microsoft PowerPoint, Word, and Excel can help with damaged files. By following these steps and using the right tools, you can minimize data loss and improve your chances of successfully restoring your files.