How to Repair Corrupted Zip File

Introduction

Finding issues in opening Zip Files having important data and information? There is no need for any worries now as there are ways and solutions available. Zip Files are widely used for easy and quick data transfer, but at times these files become corrupted and thus cannot be opened and accessed. Repairing and fixing these files is quite a tricky task and requires specialized tools. So, here in this article, we will help you to learn the best ways of how to repair corrupted zip file. 

Part 1. What Is a Zip File?  And Why Zip File Is Corrupted?

A Zip File is an archive format having a ZIP extension. When multiple files/folders are compressed into a single file for easy transfer,  a Zip File is used. These files can be used for several different purposes like encryption, archiving, compression, and more. 

There can be several reasons why zip file is corrupted. Check the common ones. 

• File system issues
• Viruses, malware, and glitches
• Incomplete and interrupted file download
• Failure of the hardware 
• Media corruption
• Errors in the disk
• Improper transfer of  the files

Part 2. How Does a Zip File Work?

Lets now discuss how does a zip file work. 

A Zip File as we have discussed in the above parts is used for compressing multiple files into a single file for reducing its size making it easier to store and transfer. These files work just like a standard folder on your system where different data and files are saved in one place and the only difference here is that a Zip File is compressed.  A Zip File uses lossless data compression where redundant data is removed and the file information is encoded into fewer bits to reduce its size. 

Part 3. How to Repair a Corrupted Zip File?

Can a corrupt file be fixed? 

Yes, and one of the best and most effective ways to repair a corrupted zip file is by using a professional file repair tool. The best one that we recommend here is 4DDiG File repair. This is an excellent tool for repairing and fixing all types of documents and files including a zip file. No matter what may be the reason for your file corruption, 4DDiG File Repair can efficiently take care of and repair the same.  

Key features of 4DDiG File Repair

• Windows and Mac compatible powerful document repair tool
• Capable of repairing files that do not open, have blank content, look gibberish, or have any other issues.
• Support to a wide range of file types and formats including zip, PSD, PSB, Excel, Word, PowerPoint, and more.
• Batch file repair supported
• High-speed repair and high success ratio
• Use advanced repair algorithms to fix complex issues
• Preview repaired files

Steps to repair the file using 4DDiG File repair.

Step 1. After the 4DDiG File Repair software is successfully installed, launch it on your system and choose Corrupted File Repair from the left-side menu on the main interface. Select the File Repair option from the right-side panel.

Step 2. Tap on Add Files to browse and import the corrupt zip files that need to be repaired. More than one file can be added to the tool. 

Step 3. Once the files are added, tap on Repair All and the software will start analyzing and repairing the files. 

Step 4. After the process is complete, use the Preview button to check the repaired files. 

Step 5. After the file preview is done, to save the selected files, click on the Save button next to them or tap on Save All to save all the repaired files. 

Part 4. FAQs

1. How do I Fix an Invalid Zip File?

The best way to fix an invalid or corrupted zip file is by using a professional tool like 4DDiG File Repair. This software is safe to use and has a high success rate for fixing issues and that too quickly. 

2. How to Check If a Zip File Is Corrupted?

In case of a corrupted zip file, you would encounter an error. Some of the common ones to be checked for are as below.

• Invalid data into a Zip file
• Expected Zip file header not found
• File Path: Either multipart or corrupt Zip archive
• CRC failed
• The Compressed folder is invalid
• The file of the directory is corrupt and non-readable
• Cannot open file: it does not appear to be a valid archive

Part 5. Conclusion 

Corrupted Zip files are a matter of concern and need to be quickly taken care of. Though there are workarounds available to manually repair these files, the chances of fixing the issues are quite low. Thus, using a professional tool like 4DDiG File repair works as the best solution. Using this software, all issues of Zip as well as other file formats can be handled in a safe, efficient, and quick manner.