The pandas library is the standard for data manipulation. You can use df.to_excel('filename.xlsx') to save files locally or use Streamlit 's st.download_button for web apps.
: If you don't have Excel installed, you can open downloaded files using free alternatives like LibreOffice , Google Sheets , or the Excel mobile app .
: For tablets and smartphones, you can download Excel from the Apple App Store or Google Play Store . 2. How to Download Excel Files from the Web
Use the EPPlus library to generate a workbook in memory and return it as a FileResult or JsonResult with a file handle. Summary Checklist for Downloading
If you are looking to get the application itself, you have a few official paths through Microsoft:
Save a copy of a workbook to your computer - Microsoft Support
: When viewing a file in OneDrive, click File > Save As > Download a Copy to move it from the cloud to your computer. For Google Sheets, go to File > Download > Microsoft Excel (.xlsx) . 3. Developer Guide: Creating a "Download Excel" Feature
If you are trying to save an existing spreadsheet found online (like a report or a template) to your local drive: