Here we show some import code for Load Larger size file uzing http request.  when you need to load large file in blob type.  it's Solution For Auto Select File in Select input type.  Load Your File in Blob Type. Following is Code. function loadXHR(url) { console.log("Load Function Called.."); return new Promise(function(resolve, reject) { try { var xhr = new XMLHttpRequest(); xhr.open("GET", url); xhr.responseType = "blob"; xhr.onerror = function() {reject("Network error.")}; xhr.onload = function() { if (xhr.status === 200) { console.log("Responce done...."); resolve(xhr.response) }else { console.log("Error....",xhr.statusText); reject("Loading error:" + xhr.statusText) } }; xhr.send(); } catch(err) { reject(err.message) } }); } let url