How to Fix CRC Error ZIP Files?

ZIP archives allow people to easily share and transfer large files. Although ZIP files are crucial for us but it can prone to corruption and errors. CRC is one sort of errors that indicates some data in the ZIP file ( .zip or .zipx) is damaged. Usually, Remo ZIP File Repair software is the best option to fix any errors on ZIP files to make them usable again in a few simple clicks. Download and try the software for free now.

Written by Molly Owen, Updated on August 08, 2023

“Hi, I suddenly came across a strange problem on Windows PC, a CRC error while extracting my ZIP file. The CRC error saying “Cannot open file: invalid archive”. I also tried to download files in parts, but again same error message popped up. Could anyone please help me fix the Windows CRC error in the ZIP file as I need the data which is inside it?”

No worries! It is just a small issue! You can repair the CRC error in ZIP files without even losing a single bit of content. This article will provide you 3 methods to fix CRC error ZIP files. Before that, it’s better to have in-depth knowledge about CRC error.

What is a CRC error?

CRC or Cyclic Redundancy Check is an error-detection process which helps to determine if the data sent and received is the same. If the check matches, the computer assumes that the files are not erroneous. If it doesn’t match, we get a CRC error. Generally, any file that is transmitted over a network or transferred from one storage device to another, can encounter CRC errors. And ZIP files are no exception. Without proper aid, compressed data within a ZIP file suffering from CRC errors are almost inaccessible. To regain access one has to fix the error using an appropriate repair tool. Remo Repair ZIP is one such repair tool recommended by industry experts.

Why do CRC errors occur?

There can be several causes, which can leave a ZIP file in a corrupt or damaged state. The below-mentioned list highlights a few common causes for CRC error in ZIP file corruption.

  • When downloading a big sized ZIP file from the Internet or transferring it from the local network, the file may get broken due to any interruption. This may lead to CRC errors or corruption and when trying to open the ZIP file.
  • Cannot open file: does not appear to be a valid archive.
  • The archive is corrupt or damaged.
  • Bad CRC or Unknown compression method.
  • The compressed (zipped) folder is invalid or corrupted.
  • If ZIP files are deleted and when recovered using unreliable methods the recovered file can be incomplete due to fragmentation with the file system. Such files again would not open and will be in a corrupt state.

How to Recover and fix CRC error in ZIP files - 3 ways?

Method 1: Using CHKDSK Utility

Note: Performing a CHKDSK can hopefully fix the cyclic redundancy check error, but it can also lead to total data loss. Hence, you should take a backup before you try using CMD to recover or fix the ZIP file issue.

You can fix the CRC error by running CHKDSK on your hard drive. CHKDSK utility in Windows scans and repairs CRC errors, bad sectors and file system metadata. Follow the below-mentioned steps:

    Step 1: Press Windows + S keys and type cmd in the search box.

    Step 2: Right-click on Command Prompt, and select “Run as Administrator”.

    Step 3: Type chkdsk F: /f or chkdsk F: /f /r /x in Diskpart and hit Enter ( where [f] stands for the hard drive letter that needs to be scanned ).

    cmd and chkdsk to recover data from seagate backup plus hard drive

    Step 4: After scanning completes, type exit and hit Enter to close the window.

Restart the computer and check if your device is accessible. If you have failed to check the CRC error and fix it, try the next method.

Method 2: Using SFC Scan

Occasionally, CRC errors might also occur due to corrupt file system or registry files. By using System File Checker (SFC) you can repair Windows system files to can solve the ZIP file CRC error. This in-built tool also repairs Windows DLL files, registry files, or other protected files.

    Step 1: Press Windows + S keys and type cmd in the search box.

    Step 2: Right-click on Command Prompt, and select “Run as Administrator”.

    Step 3: Type SFC /scannow in the cmd window and hit Enter.

Once the SFC scan is complete, restart the system and try accessing the files from the device. If the problem still continues, you can continue with the next solution.

Method 3: Using Remo ZIP File Repair Software

Remo ZIP File Repair software is known for the efficiency with which it repairs CRC error in ZIP files. The advanced algorithm of this tool can identify the cause of CRC error and fix the issue in the least possible time. In addition to this , the tool is designed as a read-only application, helping to ensure that your original ZIP file remains intact, so you need not worry about losing your data.Download and try the tool for free now.

Steps to Fix CRC Error ZIP Files:

    Step 1: Open the Remo ZIP File Repair Software application. Select your corrupt or damaged CRC ZIP file by using the Browse button and then select the ‘Repair’ button to start the process.

    Repair Zip files

    Step 2: Once the software starts scanning the files it will read the internal structure to repair the valid ZIP file and regenerate a compressed archive.

    Repair Zip files

    Step 3: Select ‘Next’ and in this window click the ‘Select Folder’ button and choose a particular destination to save the data.

    Repair Zip files

Why use Remo?

  1. Remo ZIP File Repair software offers optimal safety and security, as it is a non-destructive read-only application that does not overwrite or harm the original file.
  2. It is a certified repair tool that is completely free from any kind of virus or malware.
  3. It is compatible with 32 bit and 64 bit Windows 7, Windows Vista, Windows XP, Windows 2003, Windows 8, 8.1, 10 and also Windows 11.
  4. It is the right repair tool to mend damaged 7z files that are corrupt due to virus attack, downloading error or any other reason.
  5. It can repair 32 bit ZIP, 64 bit ZIP and ZIPx files and also repair large ZIP files of size 4 GB or more.
  6. It can repair corrupt/damaged ZIP files stored on hard disk drives, USB drives, memory cards and other storage mediums.
  7. Recovered data from ZIP files can be stored on any accessible storage devices, etc.
  8. It even allows the user to view the recovered data prior to restoration. All these features have made Remo Repair Software, one of the most successful repair tools in the market.

Bottom Line

Hopefully, you managed to fix your CRC error ZIP files using the above-mentioned methods. We would like to hear from you if the article has helped you, drop us a comment below if you have anything to say.

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