header('Content-Type: application/zip'); header('Content-Disposition: attachment; filename="License.zip"'); header('Content-Length: ' . filesize($path_to_zip)); readfile($path_to_zip); Use code with caution. Copied to clipboard Source: Stack Overflow . ZIP Files Downloading as PDFs | Firefox Support Forum
If you need to automate the creation and download of a license ZIP for your users, use this standard header structure: Download License zip
: Once downloaded, right-click the folder and select "Extract All" to access the certificate files. 2. Step-by-Step Guide: How to Obtain Your License header('Content-Length: ' . filesize($path_to_zip))