: Use SpreadsheetApp.getUi().showModalDialog() to display a "Click to Download" link to the user. Method 2: Custom Web App (JavaScript / Python)
For a custom dashboard or website, you need to generate the file in memory and trigger a browser download. Download one sheet xlsx
: Use libraries like SheetJS (xlsx) to convert JSON or HTML table data directly into an .xlsx blob. : Use SpreadsheetApp
: Create a Blob with the type application/vnd.openxmlformats-officedocument.spreadsheetml.sheet , then use a temporary tag with the download attribute to trigger the save. : Create a Blob with the type application/vnd
: Pass output.getvalue() to a download button component to serve the file directly to the user. Method 3: Manual Workflow (Excel Desktop)
If you want a button within Google Sheets that downloads only the current sheet, you can use a script to extract just that tab and serve it as a download link.