How to Open XLSX Files

Open Microsoft Excel: Open Excel from the start menu or search bar.

Go to the 'File' Tab: Click on 'File' at the top left corner.

Select 'Open': Within the 'File' tab, choose 'Open' to explore files.

Browse and select the XLSX file: Navigate to the file location and click 'Open'.

Double-click the XLSX file: Find the file and double-click to open Excel.

Open LibreOffice Calc or Apache OpenOffice Calc: Install and open the suite, then choose Calc.

Go to 'File' and select 'Open': In Calc, click 'File' and choose 'Open'.

Browse and select the XLSX file: Navigate to the file and click 'Open'.

Open Google Sheets: Visit sheets.google.com in your browser.

Go to 'File' and select 'Import': Click 'File' and choose 'Import'.

Choose 'Upload' and select the XLSX file: Select 'Upload' and click 'Open'.

Use Microsoft Office Online or Google Drive: Visit the online version of Microsoft Office or Google Drive.

Upload the XLSX file: Use the upload function to view and edit the file in the browser.

Install the application: Download a spreadsheet app like Microsoft Excel or Google Sheets from your device's app store.

Open the application and look for the option to open a file: Find the option in the main menu.

Select the XLSX file: Navigate to the file and open it in the application.

Install and open the third-party program: Download and install programs like 'WPS Office' or 'LibreOffice Viewer'.

Open the XLSX file: Use the program's open file option to load the XLSX file.

Open the terminal: On a Linux system, open a terminal.

Use command-line commands: Use commands like 'libreoffice --calc' or 'gnumeric' followed by the XLSX file name.