What is an XLSX file?
| File extension | .xlsx |
|---|---|
| Category | Document/Office file formats |
| Developed by | Microsoft |
| Mime type | application/vnd.openxmlformats-officedocument.spreadsheetml.sheet |
Format description
An XLSX file is an Excel Spreadsheet, designed for Microsoft Office 2007 and newer. To open XLSX files with Office 2003 or earlier, you need to convert them to XLS.Common questions about XLSX conversions
How to open an XLSX file?
If you don't know how to view an XLSX file, you can convert it to another format you already recognize. You can use MConverter for the conversion.
Can I convert XLSX files in bulk?
Yes, MConverter supports batch converting of multiple XLSX files at once. You can even drag and drop folders containing XLSX's.
Pasting XLSX files and folders copied in the clipboard also works: use Ctrl+V.
Pasting XLSX files and folders copied in the clipboard also works: use Ctrl+V.
Can I convert an XLSX file, if its size is 2 GB?
Yes, with MConverter Pro you can convert big XLSX's, up to 2 gigabytes each.
The free version lets you convert files up to 100 MB. If you need to convert XLSX files over 100 megabytes, try MConverter Pro. If your files aren’t over 1 GB, then you can use MConverter Plus instead, as it’s cheaper.
The free version lets you convert files up to 100 MB. If you need to convert XLSX files over 100 megabytes, try MConverter Pro. If your files aren’t over 1 GB, then you can use MConverter Plus instead, as it’s cheaper.
Is converting XLSX's safe with MConverter?
Yes, we encrypt your connection using industry standards. Plus, your XLSX files are only accessible by you. 4 hours after the conversion completes, they are automatically deleted from MConverter’s servers. You can also delete your XLSX's and other converted files immediately after finishing the conversion by clicking the bin icon.
Join thousands who have trusted us to convert over 12,163,219 files so far.
Join thousands who have trusted us to convert over 12,163,219 files so far.
How long does it take to convert XLSX?
For most documents, the wait may be a minute or so. However, MConverter also supports converting larger documents, meaning that it could take a while (up to over an hour, for example).
XLSX Converter Rating
4.7
1154 votes
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