- Extension of the working area. In a Xls workbook, the row limit is 65,536 (2 16) and 256 columns (2 8) which corresponds to the column IV. Now with xlsx workbooks (and xlsm), limits are 1,048,576 rows (2 20) and 16,384 columns (2 14) or the column XFD.
- Description This app is a free Office solution which offers easy viewing of Microsoft Office spreadsheets such as CSV / XLS / XLSX, it can open formats such as.XLSX files. This app is the One Place For viewing All of Your Microsoft Spreadsheets!
View and edit.xlsx,.xls,.csv,.tsv,.ods,.sxc files online, for free. View any Microsoft Excel or OpenOffice Calc file via Zoho Sheet.
The default XML-based file format for Excel 2007-2013. Cannot store Microsoft Visual Basic for Applications (VBA) macro code. Most of the time you use the XLSX format: It’s save (can’t store malicious code), has the maximum number of rows and columns and is best known. Determine if files are xls or xlsx (or from the xlsx family). Excelformat(guess = TRUE) is used by readexcel to determine format. It draws on logic from two lower level functions: formatfromext attempts to determine format from the file extension. Formatfromsignature consults the file signature or 'magic number'.
File extensions indicate what format the file is in and which programs can be used to open the files. XLSX is the default format used in Microsoft Excel and is a popular spreadsheet program that is part of the Microsoft 365 package.
- How to open an XLSX file
The IONOS HiDrive Cloud Storage enables you to store, edit, and share your Office documents centrally and securely. Whether for private or professional purposes, you can work flexibly on any device with the HiDrive app and other interfaces. IONOS' state-of-the-art US data centers ensure your data is optimally protected.
What is an XLSX file?
The XLSX file has been the default format to save spreadsheets without macros in Microsoft Excel since 2007. It is, thus, the standard spreadsheet format. These types of spreadsheets can be used to perform calculations or create diagrams, for example.
Before Office 2007, Excel used to save spreadsheets as XLS files using the .xls extension. Since the publication of Office 2007, Excel has used the XML-based file format XLSX by default. Unlike XLS, XLSX is a kind of archive. The individual parts of a document are saved separately and bundled together in the file.
How to open an XLSX file
The easiest way to open a file with the XLSX extension is to use a relatively recent version of Microsoft Excel. You will have no trouble opening files in the XLSX format if you use version2007 or higher.
The latest version of the Excel spreadsheet program is included in Microsoft 365. Pages a doc. The Office solution offers you all the advantages of the popular Windows tools Excel, Word, and PowerPoint.
Step 1: Double click on the XLSX file
To open XLSX files in Excel, simply double click on the file. If you have a compatible version of Excel installed on your computer (i.e. 2007 or higher), the file will automatically open.
Step 2: Drag and drop the XLSX file onto an Excel window to open it
If Excel is already open, you can use your mouse to drag the XLSX file onto the open spreadsheet. To do so, click on the XLSX file, keep the mouse button held down, drag the file onto the open Excel spreadsheet and then release the button. This will also open the XLSX file.
Step 3: “Open with” – open the XLSX file in Excel using the right-click menu
If the XLSX file does not automatically open in Excel despite there being a compatible version of Excel installed on your computer, the pop-up menu can help. Use your mouse to right-click on the XLSX file and select the “Open with” option. A window will open recommending programs that could open the file. From there, click on Excel and the software will open the file. If you do not see Excel on the list, you probably have not installed it.
How to open an XLSX file if you have an older version of Excel
For older versions, such as Excel 2003, you used to be able to download a compatibility pack from theMicrosoft homepage. Apple pc suite. However, this download is no longer officially available. The free-to-use Excel Viewer, which was used by many to open the new file format, is also no longer officially provided by the publisher. That means it is no longer possible to open and work with the new format in older versions of Excel.
However, you do not necessarily need to buy a new version of Excel to open XLSX files. There are free-to-usealternatives. Microsoft itself offers a solution through Excel Online which you can use directly in your browser. All you need is a user account. Programs from other publishers can also handle XLSX files. For example, the open source software LibreOffice is compatible with Microsoft’s current file extensions. However, sometimes the content may not match the original exactly, especially in terms of the format.
On the other hand, you can still save a file in the oldXLS format in all new versions of Excel. To do so, use the “Save as” option and select the “Excel 97-2003 Workbook (*.xls)” option under “File type”. This will allow all Excel versions published since 1997 to open the file. However, some functions of the XLSX file may not be available in the XLS file, or the formatting may look slightly different. Therefore, this option is only recommended if you know that the recipient of the file does not have any of the newer Excel versions.
There are other ways to convert an XLSX file to XLS so that you can open it in older versions of Excel.
HiDrive Cloud Storage with IONOS
Your data is stored securely in data centers in the US and Europe. Access HiDrive from any device, any time, from the office or on the go.
Shared access
Microsoft Excel is a widely used application by large as well as small organizations for managing their financial data, daily work reports, and other tasks. But, many users often face a common error while opening a file in Excel, especially when opening a spreadsheet received through an email, “Excel cannot open the file ‘(filename)’.xlsx because the file format for the file extension is not valid.”
There is always a number associated with such errors, to find that number press “Ctrl+Shift+I” and you’ll find “101590” at the lower-right corner of this message. There could be the following reasons behind this error;
- The Excel file is corrupt or
- The Excel file is not compatible with the version of MS Excel you’re using.
There are various Excel errors and ways to fix them, and this error can also be fixed easily. In this article, we have mentioned some of the useful methods to solve this error.
- Change the Extension of The Worksheet
Many times, this error occurs due to the unsupported file extension of your file. So, make sure that MS Excel in your system supports the .xlsx extension. To check the support of .xlsx extension;- open MS Excel and go to “File.”
- Now, select “Export” and choose “Change File Type.”
- Check whether it is showing the option of .xlsx or not. If not, then change the extension of the file. To change the extension, go to my computer and browse “Tools.” Now, choose the “View” tab and enable “File Name Extension.”
- After enabling the “File Name Extension,” you can change the extension of any file.
- Using “Open and Repair” Feature of MS ExcelThe “Open and Repair” feature of Excel allows you to repair the corrupted excel files. To repair a .xlsx file with this feature;
- Open MS Excel and Go to “File” Menu.
- Now, select the “Open” tab and click on “Browse.”
- Choose the file which you want to open, but instead of opening the file directly, choose “Open and Repair” option from the below right side of the opened window:
- Change the Extension of The Worksheet
From this feature, you can easily repair and open the corrupted .xlsx files.
- Kernel for Excel Repair SoftwareIf none of the above methods helps in solving the problem, then try using Kernel Excel Repair software. This tool can help you repair corrupt excel files and make your worksheet accessible immediately. This utility offers some great features to solve your query, such as;
- Repairing of both .xls and .xlsx file formats.
- No file size limitation.
- Compatibility with all versions of Excel – including MS Excel 2016.
- Preview of recovered files before saving.
- Quick and easy to use.
For better understanding, let’s have a look at the working process of this tool.
Using Kernel Excel Repair is very simple. The user-interface of this tool is specially designed keeping the usability of users in mind. Follow these steps to use the tool: Apple macos catalina beta.
- Download Kernel for Excel recovery and launch it on your system
- A window will appear on the screen, now “Browse” the Excel file which you want to repair with this tool and click “Repair” like this:
- The repairing process will take a few seconds (depending on the file size). Once the file is repaired, you’ll be able to see all its content, like this:
- You can save the file at the desired location on the computer. Just click the “Save” button and select the location where you want to save it.
This way you can easily access the data of your corrupted .xlsx file.
Final Words
“Excel cannot open the file ‘(filename)’.xlsx because the file format for file extension is not valid” is a common error that any user can face while opening a .xlsx file. With the help of the above methods, this error can easily be resolved without affecting the integrity of the file.
Watch the Complete Video to Repair Corrupt Excel Files