What is File Extension XLSX? How To Open? [SOLVED]

.XLSX File Overview

File Extension:	XLSX
File Type Description:	Microsoft Excel Open XML Spreadsheet
File Type Developer:	Microsoft Corporation
Primary Associated Software:	Microsoft Excel
Primary Software Developer:	Microsoft Corporation

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Home File Types Spreadsheet Files XLSX

What is File Extension XLSX?

E-Press Corporation created the Microsoft Excel Open XML Spreadsheet (XLSX) file for the EasyOffice software series. Commonly, Microsoft Excel Open XML Spreadsheet files are found on user computers from China, and on PCs running the Windows 10 operating system. In most cases, these users are surfing the internet using the Google Chrome browser.

Associated Developers and Software

	Office Tab by Detong Technology
	GoBe Productive by Gobe Software, Inc.
	SSuite OmegaOffice HD+ (with SSuite Accel Spreadsheet HD) by Ssuitesoft Office
	Ability Office by Ability Plus Software
	FoxPDF Viewer by Foxit Software Inc.
	EasyOffice by E-Press Corporation
	Microsoft Excel by Microsoft Corporation
	Breadbox Office by Breadbox Computer Company
	WPS Office by Kingsoft
	Thinkfree Office NEO by Hancom, Inc.
	Apache OpenOffice by Apache Software Foundation
	LibreOffice by The Document Foundation
	Google Docs Suite by Google
	Documents To Go by BlackBerry
	iWork by Apple
	MarinerPak by Mariner Software
	OnlyOffice by Ascensio System SIA

Top XLSX User Languages

Top XLSX File User Browsers

Desktop Friendly?

Mobile Friendly?

Top User Operating Systems


Windows 10	Windows 11	Windows 6	Windows 8.1

Associated Operating Systems

	Windows
	Mac
	iOS
	Android
	Linux

Other File Types Related to XLSX Files

Extension	File Type Developer	File Category	File Type Description
.ADI	Active@ Data Recovery Software	Backup Files	Active@ Disk Image Backup File
.SKI	Motorola	Settings Files	Motorola Phone Skin File
.OCSMEET	Microsoft Corporation	Data Files	Microsoft Lync Data
.ODC	Microsoft Corporation	Settings Files	Office Data Connection File
.RWZ	Microsoft Corporation	Uncommon Files	Outlook Rules Wizard File
.VSP	Corel	Video Files	VideoStudio Project File
.GFS	Glarysoft Ltd.	Data Files	Glarysoft Split File
.PBO	Bohemia Interactive	Game Files	Packed Bohemia Object
.MASTER	Microsoft Corporation	Web Files	ASP.NET Master Page
.IDF	Don Ho	Settings Files	MIDI Instrument Definition File