Sửa lỗi file excel file format is not valid năm 2024
Hi. When I right-click on my desktop and create a new Excel file and try to open it, it gives the error "Excel cannot open the file 'New Microsoft Excel Worksheet.xlsx' because the file format or file extension is not valid" I am not trying to recover any data just want to fix the issue. I can open other existing excel files and can even create a new workbook from the excel app when its opened but I want to know why this is happening and how to resolve it. Hi. You've had well over 100 views without response. I suspect it's because the description you give doesn't really make sense. When, for example, I follow those opening steps you describe and I "right-click on my desktop" I don't get any prompts to create an Excel file of any kind, or, for that matter, any other kind of file; I get prompted instead, .... well, here, let me show you So I can't begin to visualize what you're even doing to get you into this situation, especially since you conclude, as you do, with the statement that you can do all the normal things in the normal way without any problem. So I think you may be leaving others--those who've not responded at all--as you do me, wondering what the problem actually is. Microsoft Excel has become indispensable for many professionals, regardless of their field. However, a common issue encountered by Excel users is the error message, "Excel cannot open the file because the file format or file extension is not valid." This problem often arises when attempting to open an Excel file. If you, unfortunately, face this issue, this article is here to help. We’ll delve into why this error message occurs, the underlying causes, and, most importantly, how to resolve it, ensuring your data remains intact. Why Can’t Excel Open the File I Need?Here are several common reasons why Excel might not be able to open the file you intended: There are several reasons why Excel might fail to open a file. Some of the most common include:
Next, let’s take a look at some ways to fix this. Four Quick Fixes:Method 1: Check the Worksheet File ExtensionThe initial step in resolving the “Excel file format or file extension is not valid” issue is to verify that the file extension corresponds with the actual file format. Typically, spreadsheets created in Excel 2007 or later versions use .xlsx as the file extension, whereas older versions use .xls. An incorrect file extension may lead Excel to not recognize the file as valid.
Method 2: Repair a Corrupted Excel FileIf you’re still seeing the error message, it’s possible that your Excel file is corrupted. In such instances, 4DDiG File Repair can be a handy tool. This user-friendly software is adept at resolving a variety of file issues, including problems with Excel documents not opening or displaying blank content. Additionally, 4DDiG File Repair supports other file formats like Word, PowerPoint, and PDF. Here’s how to fix the “Excel file format or file extension is not valid” issue using 4DDiG File Repair:
Method 3: Take Exclusive OwnershipAnother way to address the “Excel cannot open the file” issue is by ensuring you have the necessary permissions for the file. Here’s how you can check and modify your permissions:
Additional Ways to Fix This ErrorMethod 4: Use the Open and Repair FeatureTo fix corrupted Excel files, you can use the "Open and Repair" feature, a built-in tool in Microsoft Excel. While it’s helpful, note that it might not work for severely corrupted files. Here’s how to use it to address the “Excel file extension not valid” issue:
Method 5: Restore a Previous Version by File HistoryIf the “Excel file extension not valid” error persists, consider restoring a previous version of the file. However, be aware that this might result in the loss of recent content. Here’s how to do it:
Method 6: Recover Unsaved WorkbookAnother method involves using Excel’s built-in features to recover any previous versions of your workbook.
Method 7: Open MS Excel in Safe ModeResolving the “Excel cannot open because the file format is not valid” issue can sometimes be as simple as booting your computer into Safe Mode. This is particularly effective when Excel conflicts with specific drivers or third-party software. Here’s how to enter Safe Mode:
Method 8: Disable the Protected View FeatureThe “Excel cannot open the file” error can also stem from the Protected View feature in Excel, not just an invalid file extension or file corruption. To disable this feature, follow these steps:
Bottom LineIn this comprehensive guide, we’ve outlined eight practical solutions to the common Excel error: “Excel cannot open the file because the file format or file extension is not valid.” It’s best to start by verifying your file’s integrity and format, then methodically try each solution one by one. |