Safari may sometimes open the PDF in a new tab instead of downloading it. Adding target="_blank" to the anchor tag or using libraries like FileSaver.js can help ensure consistent behavior.
If your base64 string doesn't start with data:application/pdf;base64, , you must manually prepend it for Data URIs or ensure the correct MIME type is set in the Blob constructor. download pdf base64 javascript
function downloadBase64PDF(base64String, fileName) { const linkSource = `data:application/pdf;base64,${base64String}`; const downloadLink = document.createElement("a"); downloadLink.href = linkSource; downloadLink.download = fileName; downloadLink.click(); } Use code with caution. Fast to implement; no complex conversion needed. Safari may sometimes open the PDF in a
Handles files up to several hundred megabytes; more stable across different browsers. For larger PDFs, convert the base64 string into
For larger PDFs, convert the base64 string into a (Binary Large Object). This avoids URL length restrictions by creating a temporary internal browser URL. javascript