Xlsx Viewer App

Enjoying our PDF solution? Share your experience with others!

Rated 4.5 out of 5 stars by our customers

The all-in-one PDF converter loved by G2 reviewers

Best Meets
Easiest
Easiest Setup
Hight Performer
Leader
Users Most

Xlsx Viewer App in just three easy steps. It's that simple!

Users Most
Upload your document
Users Most
Xlsx Viewer App
Users Most
Download your converted file
Upload document

A hassle-free way to Xlsx Viewer App

Upload Document
Best Meets
Convert files in seconds
Best Meets
Create and edit PDFs
Best Meets
eSign documents

Questions & answers

Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
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.
To open XLSX files in Android, follow these steps. If you don't already have it, download and install Google Sheets on your Android device. Now, open the XLSX file you need to view or work with Download the attachment and open it in your Google Files folder in the Documents & Other section.
How to open an XLSX file Step 1. Double click on the XLSX file. To open XLSX files in Excel, simply double click on the file Step 2. Drag and drop the XLSX file onto an Excel window to open it Step 3. Open with 13 open the XLSX file in Excel using the right-click menu.
You can quickly open XLSX files in Android using Google Sheets, which (depending on your Android device) should be available on your device already. If it isn't, you'll need to install it first.
You can also open and edit XLSX files without Excel, completely free, using WPS Office Spreadsheets, OpenOffice Calc, or LibreOffice Calc. If you're on a Mac, Apple Numbers supports XLSX files, too (but not all features will work).
Alternatively, you can use the Excel keyboard shortcut Ctrl + O. Double-click the file you want to open. If the file still won't open, click Browse and search for the file. At the bottom of the Open dialog box, click the small arrow next to the Open button , then choose Open and Repair from the context menu.
When the Excel file is corrupted, not compatible with the Excel version, infected by the virus, or received by email, these are the common causes of the "Excel cannot open the file because the file format or file extension is not valid" problem. If any of these problems appear, you can't open your XLSX file.
When the Excel file is corrupted, not compatible with the Excel version, infected by the virus, or received by email, these are the common causes of the "Excel cannot open the file because the file format or file extension is not valid" problem. If any of these problems appear, you can't open your XLSX file.