步骤如下：

1、登录好自己的网页steam帐号，然后打开：https://store.steampowered.com/account/licenses/


2、浏览器右键审查元素->找到Console->复制代码粘贴->回车键执行->账户秒到N个steam游戏 

复制以下全部代码：

(function()

{

if( location.href.match( /^https:\/\/store\.steampowered\.com\/account\/licenses\/?$/ ) === null )<br>
{<br>
    alert( '请在Steam帐号明细页面运行这些代码: https://store.steampowered.com/account/licenses/' );<br>

window.location = 'https://store.steampowered.com/account/licenses/';


return;

}<br>

var freePackages =

[<br>
    //本体<br>
    39166,//Heroine's Quest: The Herald of Ragnarok<br>
    13261,//RACE 07: Andy Priaulx Crowne Plaza Raceway<br>
    32032,//Portal 2 Sixense Perceptual Pack<br>
    59373,//Penumbra: Necrologue<br>
    33694,//Grimm&amp;Episode 1 - A Boy Learns What Fear Is<br>
    88162,//Romance of the Three Kingdoms Maker<br>
    36561,//Serena<br>
    58514,//Voxelized<br>
    117526,//Amnesia: Final Revelations<br>

//dlc

    85604,//RTK Maker - Face CG “RTK13” Set / 三国志ツクール顔登録素材 『三國志13』セット+シナリオ<br>
    21478,//Free to Play免费本体<br>
    50861,//Free to Play Soundtrack<br>
    21473,//Prime World免费本体<br>
    31538,//Prime World - Prime Machine<br>
    32287,//Z3TA+ 2 - Polybius 8-bit Game Pack<br>
    38085,//Saints Row IV - Reverse Cosplay Pack<br>
    72261,//The Secret of Tremendous Corporation免费本体<br>
    81026,//The Sources of Tremendous Corporation<br>
    47333,//Aura Kingdom免费本体<br>
    38820,//Aura Kingdom - Winter Gift<br>
    69802,//Fuse免费本体<br>
    60341,//Fuse - Free Brute Character Pack<br>
    21416,//Elsword免费本体<br>
    63207,//Time Tracer's DLC Package<br>
    59253,//Vindictus - New User Package<br>

//软件&工具

    35063,//Star Swarm Stress Test<br>
    74465,//Arma 3 Samples<br>
];<br>

var ownedPackages = {};


jQuery( '.account_table a' ).each( function( i, el )

{<br>
    var match = el.href.match( /javascript:RemoveFreeLicense\( ([0-9]+), '/ );<br>

if( match !== null )

    {<br>
        ownedPackages[ +match[ 1 ] ] = true;<br>
    }<br>
} );<br>

var i = 0,

    loaded = 0,<br>
    package = 0,<br>
    total = freePackages.length,<br>
    modal = ShowBlockingWaitDialog( '努力执行中...',<br>
        '请耐心等待，如果有错误请无视，请耐心等待脚本加载完毕' );<br>

for( ; i < total; i++ )

{<br>
    package = freePackages[ i ];<br>

if( ownedPackages[ package ] )

    {<br>
        loaded++;<br>
        continue;<br>
    }<br>

jQuery.post(

        '//store.steampowered.com/checkout/addfreelicense',<br>
        {<br>
            action: 'add_to_cart',<br>
            sessionid: g_sessionID,<br>
            subid: package<br>
        }<br>
    ).always( function( )<br>
        {<br>
            loaded++;<br>

modal.Dismiss();


if( loaded >= total )

            {<br>
                location.reload();<br>
            }<br>
            else<br>
            {<br>
                modal = ShowBlockingWaitDialog( '执行中...',<br>
                    '加载至 &lt;b&gt;' + loaded + '&lt;/b&gt;/' + total + '.' );<br>
            }<br>
        }<br>
    );<br>
}<br>

}());