XLS Microsoft Excel Binary File Format. Files with XLS extension represent Excel Binary File Format. Such files can be created by Microsoft Excel as well as other similar spreadsheet programs such as OpenOffice Calc or Apple Numbers. File saved by Excel are known as Workbook where each workbook can have one or more worksheets. DocsPal is online software which enables conversion of XLSX to XLS format. It allows uploading the file to be converted as well as entering the URL from where the file has to be fetched. It allows downloading the converted file as well as enable to receive the link to download the file. Convert to Excel Xls. Excel Workbook (.xlsx) The default, XML-based workbook format for Excel 2016 for Mac, Excel for Mac 2011, and Excel for Windows. Cannot store VBA macro code or Excel 4.0 macro sheets. Excel 97-2004 Workbook (.xls) Compatible with Excel 98 through Excel 2004 for Mac and Excel 97 through Excel 2003 for Windows.
- Download Xlsx File For Mac
- Xls File Format Is Not Valid
- Xls File Format Specification
- Xls File Mac
- Xls File Format Is Not Valid Error
XLSX to XLS converter performs conversion of XLSX files and enables to read the files in older versions of excel. They can perform reliable and quick conversions which help one to view them without installing the latest version of Microsoft Office.
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To know more about them one can search Google using “xlsx to xls converter free download”, “xlsx to xls converter Microsoft”, “xlsx to xls converter free. download full version” or “xlsx to xls converter offline”.
Download Xlsx File For Mac
Convert XLSX to XLS
This online XLSX to XLS converter performs an easy and quick conversion. It allows dragging and dropping or selecting the file to convert. The converted files are sent to one’s email id to download them. It also allows entering the URL of the file that is to be converted.
XLSX TO XLS
This online conversion software enables quick conversion of files with high accuracy and speed. It allows choosing the file to be converted and on conversion the file can be downloaded. It also allows sharing converted file to social media like FaceBook and Twitter. It is easy-to-use software and comes with a simple interface.
Convert.Files
This online conversion software performs conversion by choosing the file from a location and uploading it or by entering the URL. On conversion, it allows downloading the converted file as well as provides an option to download the file by sending the download link to one’s email id. It can perform quick as well as accurate conversion.
XLSX to XLS Free Converter
Converting document from .xlsx to .xls will make it more convenient to open in older versions of excel and this software performs this conversion easily and quickly. This software works for both PC and Android devices. It is quick to download as well as install. It is lightweight and easy-to-use software.
Convert XLSX to XLS
This software uses advanced techniques like multi-thread engines to convert XLSX to XLS conversion instantly. It does not require Microsoft Office to be installed to perform the conversion. It allows converting selected columns as well as multiple file conversion using batch processing. It allows converting by sorting the file too. It supports command line to convert files.
DocsPal
DocsPal is online software which enables conversion of XLSX to XLS format. It allows uploading the file to be converted as well as entering the URL from where the file has to be fetched. It allows downloading the converted file as well as enable to receive the link to download the file.
Convert to Excel Xls
Convert to Excel Xls is online software which enables batch conversion of XLSX files to XLS format either by uploading one or more files as well as entering multiple URLs. It performs conversion easily and quickly as well as accurately. It is extremely simple to use and performs conversion securely.
Most Popular XLSX to XLS Converter – Convert XLSX to XLS Online
This is online XLSX to XLS conversion software. It can perform conversion quickly by uploading the file to be converted and allows downloading the converted files easily. It does not require either email id or registration to perform a conversion. It is freeware and performs the conversion in a safe and secure way.
What is XLSX to XLS Converter?
XLSX to XLS Converter provides quick solution to view advanced version excel file when a user is having an older version of Microsoft Office in their system. They can convert multiple files through the batch process and enable quick conversion. There are many online as well as desktop versions available and one can use them as per their requirements.
Some of them work in command line mode as well. To know more about their varieties one can search Google using “xlsx to xls converter free download for windows xp”, “xlsx to xls converter Microsoft download”, “xlsx to xls converter freeware” or “xlsx to xls converter free download. software”. You may also see PSD to HTML Converters
These XLSX to XLS converters comes with advanced techniques to perform smooth and secure conversion of excel files. They provide easy as well as an instant solution to open XLSX files without the need of installing the latest version of Microsoft Office. They are highly dependable and handy tools for any organization.
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Nowadays, the Spreadsheet program is popularly used to perform the calculation, integrate information from different applications and analyze the data. Excel is a widely used application and used in various official workplaces. The user can easily maintain separate worksheet for individual drafts of any works, complex and multiple calculation are done in just one click and statistical representations of work can be perfectly shown in different diagrammatic forms.
But apart from its popularity and advancement, there are cases seen when the Excel file gets corrupted and start showing errors. Here in this article, we have another Excel error:
“.XLS file format is invalid” error
Here get the complete information about the error XLS file format is not valid as well as how to fix it easily. But before moving further let describe it best with the user experience:
I keep having a problem while saving a particular .xls excel 2007 file. It is also being saved in 2003 compatible file format. When I attempt to re-open the file after saving I get the message “fileName”.xls File format is not valid. When I press Control shift & I, I get the error code 100109 displayed.
I cannot locate the error code shown so I am at a loss as of where to go from here other than recreating the file again, has anybody any clues as to the error code and how to correct as I get this problem about once a month. Thanks in advance!!!
Original Post from Microsoft Community
What is “.XLS File Format is Invalid” Error?
The file format is invalid error keeps haunting the excel users. The appearance of this error can easily be recognized when the concerned XLS file doesn’t open. Each time when the user tries to open XLS file format, they will get a dialog box pops-up branding “.XLS file format is invalid” error.
This clearly indicates that the concerned excel XLS file extension is not recognized by the software and therefore it is declared as invalid. It is very irritating and the recovery of the original file format is almost impossible.
Well, this error is not limited to earlier Excel version the Excel 2016 users are also encountering “XLS file format is not valid Excel 2016 error”
Causes of the Excel Error File Format is Not Valid:
Well the error message is faced by the users when:
- The file is not compatible with the version of the Excel you are using
- Or in the case when the file got corrupted
Fix Excel Error “The File Format is Invalid” Manually:
To deal with the XLS file format is not valid error here follow the manual solution to rectify this error message and regain access to your excel sheet.
#1 Change Excel File Extension:
Firstly you need to change the File Extension of Your Excel Sheet. Sometimes, the problem occurs due to the unsupported file extension of your excel file. To check the support of XLSX extension follows the step:
- Go to My Computer > browse Tools > Folder Options > File Types.
- Make sure that the ‘XLSX’ extension is included there or not.
- If not then rename this file and change ‘.xlsx’ to ‘.xls’.
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#2 Use Open and Repair Inbuilt Utility:
If the above-given workaround won’t help you to fix the error, the make use of the inbuilt Open and Repair utility.
- Open the Excel workbook > go to File > Open option.
- Choose the file which you want to open but don’t make double click on it.
- After that go to the ‘Open’ dialog box > select ‘Open and Repair‘ option from there. This process will fix the corrupt excel
- Now check the error is fixed or not.
Xls File Format Is Not Valid
Well in some case it is found this inbuilt utility fails to repair the severely damaged file or errors so it might happen that still the error is not fixed. Then, in this case, you need to make use of the third party repair tool to fix the error automatically and recover data.
Alternate Solution: MS Excel Repair Tool
You can make use of the professional recommendedMS Excel Repair Tool. Thisis a special tool specifically designed to repair any sort of issues, corrupted, damaged and errors in the excel files so that one can easily continue to work in that file. It can easily restore all corrupt excel file and also recover everything which includes cell comments, charts, worksheet properties and other related data. The corrupted excel file can be restored to a new blank excel file. It has the ability to recover the complete data from the file and restore them even without modifying original formatting.
Steps to Utilize MS Excel Repair Tool:
Conclusion:
Hope in this article you get the complete answer to your query related to the “.XLS file format is invalid” error. Here we have tried our best to provide the reliable solution to fix the error. If the manual solution won’t work to fix the error. Then, in this case, you can make use of the automatic solution to get rid of The file format is an invalid error.
Good Luck!!!
Xls File Format Specification
Xls File Mac
Margret
Xls File Format Is Not Valid Error
Margret Arthur is an entrepreneur & content marketing expert. She writes tech blogs and expertise on MS Office, Excel, and other tech subjects. Her distinctive art of presenting tech information in easy to understand language is very impressive. When not writing, she loves unplanned travels.