413 Request Too large

Hello,

I'm facing an issue with pass parameter contain a file from my project to another project ( services ), when I upload a file size 18 KB it's working fine. But when I upload a file or image size 2 MB or more, this error shown up >(413) Request Entity Too Large.

I'm trying since 2 days to solve this issue, and there is a lot of subjects and options but nothing work for my case

here is the web.config for "A" project which contain the controllers and views 

<system.web><compilation debug="true" targetFramework="4.6.1" /><httpRuntime targetFramework="4.6.1" maxRequestLength="314572800"  /><customErrors mode="On" defaultRedirect="" /><httpCookies requireSSL="false" /></system.web><system.webServer><httpProtocol><customHeaders><remove name="X-Powered-By" /><clear /></customHeaders></httpProtocol></system.webServer><system.serviceModel><bindings><basicHttpBinding><binding name="FirstService" allowCookies="true" maxReceivedMessageSize="20000000" maxBufferSize="20000000" maxBufferPoolSize="20000000"><readerQuotas maxDepth="32" maxArrayLength="200000000" maxStringContentLength="200000000"/></binding><binding name="SecondService" allowCookies="true" maxReceivedMessageSize="20000000" maxBufferSize="20000000" maxBufferPoolSize="20000000"><readerQuotas maxDepth="32" maxArrayLength="200000000" maxStringContentLength="200000000"/></binding></basicHttpBinding></bindings></system.serviceModel>

<endpoint address="http://localhost/Services/FirstService.svc"
        binding="basicHttpBinding" bindingConfiguration="BasicHttpBinding_IFirstServiceWrapper"
        contract="FirstServiceWrapperReference.IFirstServiceWrapper"
        name="BasicHttpBinding_IFirstServiceWrapper" />
<endpoint address="http://localhost/Services/SecondServiceWrapper.svc"
        binding="basicHttpBinding" bindingConfiguration="BasicHttpBinding_ISecondServiceWrapper"
        contract="SecondWrapperReference.ISecondServiceWrapper"
        name="BasicHttpBinding_ISecondServiceWrapper" />

and here is the "Services" project web.config

<system.web><httpRuntime maxRequestLength="314572800" /><customErrors mode="Off" /><compilation debug="true" targetFramework="4.6.1" /><authentication mode="Windows" /></system.web><system.webServer><security><requestFiltering><requestLimits maxAllowedContentLength="2200000000" /></requestFiltering></security><httpProtocol><customHeaders><remove name="X-Powered-By" /><clear /></customHeaders></httpProtocol></system.webServer><system.serviceModel><bindings><basicHttpBinding><binding name="BasicHttpBinding_Second1" allowCookies="true"  maxBufferPoolSize="2147483647777" maxReceivedMessageSize="2147483647" maxBufferSize="2147483647"><readerQuotas maxDepth="2147483647" maxArrayLength="2147483647" maxStringContentLength="2147483647" maxBytesPerRead="2147483647" maxNameTableCharCount="2147483647"/></binding></basicHttpBinding></bindings><client><endpoint address="http://xxx.xxx.xxx.xx:xxx/Second.svc" binding="basicHttpBinding"
        bindingConfiguration="BasicHttpBinding_Second1" contract="SecondReference.xyz"
        name="BasicHttpBinding_Second1" /></client>

Controller 

public ActionResult LoadFile()
        {
            try
            {
                if (Request.Files.Count > 0)
                {
                        FileSendClass sender = new FileSendClass()
                        {
                            Id = 1,
                            FileName = Request.Files[0].FileName,
                            FileType = Request["Type"].ToString(),
                            CreatedBy = "ABC",
                            DocId = Convert.ToInt32(Request["docId"]),
                            FileBase64 = extensionHelper.ConvertInputStreamToBytes(Request.Files[0].InputStream),
                            Extension = Path.GetExtension(Request.Files[0].FileName) 
                            //Note:  Result of FileBase for file 3 MB is >> byte[3047054]
                            // I want max size is 10 MB !!

                        };
                        _SecondService.Process(sender);
               }
            }
            catch (Exception ex)
            {
                ExceptionManager.HandleException(ex, MethodBase.GetCurrentMethod());
                throw ex;
            }

        }

public void UploadFile(FileSendClass file)
        {
            SecondServiceWrapperClient client = new SecondServiceWrapperClient();
            try
            {
                var response = client.Process(file); /// Here I facing the error. compiler not going to service.. Exception ( 403 Request too large )
                client.Close();
                return response;
            }
            catch (Exception ex)
            {
                client.Abort();
                ExceptionManager.HandleException(ex, MethodBase.GetCurrentMethod());
                throw;
            }
        }

I tried a lot of things like, but still I don't know where is the issue?? please if someone know help me.