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Summary: The article addresses the ‘Excel found unreadable content’ error, discussing its causes and introducing Kernel for Excel Repair as a recommended solution. It emphasizes data recovery and the benefits of the software.

Excel, much like other Microsoft Office applications, has significantly simplified the daily tasks of many professionals. Whether you need to create reports or generate tables for work, Excel has consistently provided valuable assistance. However, Excel is not immune to errors, and one common issue is that “Excel found the unreadable content error.”

Instant Solution

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Unreadable content refers to unrecognized or incompatible formats of functions and elements used within a particular Excel file. When a complex Excel file is created to facilitate calculations and requires specific macros and formulas, any automatic changes to the file’s underlying settings can lead to issues. In such an Excel file, all the functions and features inserted initially may work flawlessly. However, when attempting to reopen the same data, users may encounter the “Excel found the unreadable content error.”

This error occurs because certain objects or components within the Excel file have been removed or altered, resulting in disruptions. Here’s how users might come across this error on their screens:

Firstly, when you try to open corrupt Excel XLS and XLSX files, the following message appears as a symptom of the above more significant Error:

“Excel found unreadable content in . Do you want to recover the contents of this workbook? If you trust the source of this workbook, click Yes.”

What happens next? Well, when you move forward, you can experience the following situations.

  • “Excel cannot open the file ‘filename.xlsx’ because the file format or file extension is not valid. Verify that the file has not been corrupted and that the file extension matches the format of the file.” message in case of where you have a corrupt or damaged Excel file with filename.xlsx.
  • “Excel was able to open the file by repairing or removing the unreadable content.” appears. When this happens, the contents are repaired or removed. But when you click ‘Close,’ Excel opens the file. It would cause you to go through the following situations:
    1. You can actually end up losing many data at the end of the repair and recovery process.
    2. After the repair recovery process you may notice that there is hardly any real data left in the fixed Excel file.
    3. Also, you can encounter an error message like:
      “The document has been corrupted and is inaccessible. To attempt a repair, utilize the ‘Open and Repair’ command found within the Open dialog box, and be sure to choose ‘Extract Data’ when prompted. In this situation, please click on the ‘OK’ button. After clicking ‘OK,’ Excel will make an effort to mend the damaged file. It will present the following message: ‘Errors were identified in ‘filename.xls,’ but Microsoft Office Excel has successfully opened the file after implementing the repairs detailed below. Remember to save the file to make these repairs permanent.”
      Right after clicking on the Close option in the error message, your file will be lost.

What may lead to an ‘Excel found unreadable content’ error?

What causes the ‘Excel found unreadable content’ error? Understanding the underlying reasons behind any error is crucial, as it can pave the way for finding a solution. Therefore, let’s explore the various factors that could potentially trigger this error in your Excel file.

  • You might encounter this problem when Excel’s cache becomes saturated. When the cache reaches its limit, Excel can no longer save documents that are opened thereafter. If you suspect this is the issue, consider closing all open files and attempting the operation again.
  • The ‘Excel found unreadable content’ error can arise due to a compatibility conflict between your Excel version and the XLS file you’re trying to open. Such conflicts can occur for various reasons, leading to an inability to use the file. In this scenario, it is advisable to convert the file to a different format and attempt to open it in order to access its content.
  • If you are facing this error in your system, then you may not have administrative access to the file. In this case, you can try to open the Excel file with administrative access.
  • If you encounter the ‘Excel found unreadable content’ error, it’s essential to verify whether your Excel application has been fully installed. Occasionally, incomplete installations can result in the absence of crucial components, such as the Visual Basic component. Therefore, ensuring a complete installation of Excel may resolve this issue for you.
  • You can also face this error if you are using a low-configuration system. Usually, the users who are using old systems or older versions of software face such issues. In this case, the fix is to find the advanced hardware that can help you fix the issue or go for the Advanced Excel settings and disable hardware acceleration.
  • The ‘Excel found unreadable content’ error can surface when encountering a Microsoft Office issue where Word and Excel open a file as a read-only document. This circumstance can trigger an error on your screen. To resolve the error in this scenario, consider relocating the file to a different location on your system and then attempting to open it once more.
  • Another reason to face this error in your Excel file is your operating system’s security feature. When you receive a file through an email, or you download it from the internet, then your operating system may block the file. To fix this error in this case, try to unblock the file and try to open it again.
  • One of the most significant reasons for encountering the ‘Excel found unreadable content’ error could be file corruption in the XLS document. Similar to other file types, XLS files are susceptible to corruption, which can occur due to various known and unknown factors. To learn how to address this corruption issue in your XLS file, continue reading the blog for solutions and guidance.

Indeed, these are the various reasons why you might encounter the ‘Excel found unreadable content’ error. As previously mentioned, corruption can be a contributing factor, and it’s worth noting that damaged or broken XLS files can also trigger this issue. For a guaranteed solution to address such files, please continue reading the blog for comprehensive solutions and guidance.

Having said the above, let us now proceed to the easiest way to do away with this error, namely, a third-party software. Kernel for Excel Repair software is mainly dedicated to this task and aims at providing benefits to its users. Some of its many benefits are given below:

  • The Software is capable of repairing those Excel Files which are damaged.
  • This software ensures a full-fledged data recovery.
  • Further, the Software is capable of providing an instant preview of the repaired file.
  • The embedded properties of the Excel files remain intact, and the structure of the data remains 100% original.
This tool can be used in these simple steps:
  1. Browse to select the File to be repaired.
    select the File
  2. Click Repair
  3. The Process to improve the File begins.
    repair the file
  4. Now, you can preview the File.
    preview the File
  5. Click Save to save the fixed File, and a Window will be visible, which allows you to find the destination directory where you can save the file. Click Save.
    save the fixed File
  6. The software starts saving. Post-completion, a link to the saving location is shown.
    Save the file
    Note: The Above procedure is for a single file.

Final words

Suppose you’re encountering the ‘Excel found unreadable content’ error. In that case, there’s no need to worry, as there are several straightforward methods to repair Excel files and recover lost data, both through manual and automated processes. However, it’s recommended to consider automated solutions for their efficiency and speed. This tool mentioned here can be particularly helpful in resolving such issues. For further details and assistance, please visit the website or get in touch with their support team.

Kernel for Excel Repair