diff --git a/apps/OpenSign/src/components/pdf/EmailComponent.js b/apps/OpenSign/src/components/pdf/EmailComponent.js
index 879ff5fa2..b1e905719 100644
--- a/apps/OpenSign/src/components/pdf/EmailComponent.js
+++ b/apps/OpenSign/src/components/pdf/EmailComponent.js
@@ -16,7 +16,8 @@ function EmailComponent({
   pdfName,
   sender,
   setIsAlert,
-  extUserId
+  extUserId,
+  activeMailAdapter
 }) {
   const [emailList, setEmailList] = useState([]);
   const [emailValue, setEmailValue] = useState();
@@ -24,6 +25,7 @@ function EmailComponent({
   //function for send email
   const sendEmail = async () => {
     setIsLoading(true);
+
     let sendMail;
     for (let i = 0; i < emailList.length; i++) {
       try {
@@ -39,6 +41,7 @@ function EmailComponent({
         const openSignUrl = "https://www.opensignlabs.com/contact-us";
         const themeBGcolor = themeColor;
         let params = {
+          mailProvider: activeMailAdapter,
           extUserId: extUserId,
           pdfName: pdfName,
           url: pdfUrl,
diff --git a/apps/OpenSign/src/constant/Utils.js b/apps/OpenSign/src/constant/Utils.js
index 17189865a..3ec7bad23 100644
--- a/apps/OpenSign/src/constant/Utils.js
+++ b/apps/OpenSign/src/constant/Utils.js
@@ -537,7 +537,8 @@ export const signPdfFun = async (
   signerObjectId,
   setIsAlert,
   objectId,
-  isSubscribed
+  isSubscribed,
+  activeMailAdapter
 ) => {
   let singleSign,
     isCustomCompletionMail = false;
@@ -557,6 +558,7 @@ export const signPdfFun = async (
   }
 
   singleSign = {
+    mailProvider: activeMailAdapter,
     pdfFile: base64Url,
     docId: documentId,
     userId: signerObjectId,
diff --git a/apps/OpenSign/src/pages/PdfRequestFiles.js b/apps/OpenSign/src/pages/PdfRequestFiles.js
index 0d99d800e..9b83567da 100644
--- a/apps/OpenSign/src/pages/PdfRequestFiles.js
+++ b/apps/OpenSign/src/pages/PdfRequestFiles.js
@@ -24,7 +24,8 @@ import {
   radioButtonWidget,
   replaceMailVaribles,
   fetchSubscription,
-  convertPdfArrayBuffer
+  convertPdfArrayBuffer,
+  contractUsers
 } from "../constant/Utils";
 import Loader from "../primitives/LoaderWithMsg";
 import HandleError from "../primitives/HandleError";
@@ -590,6 +591,20 @@ function PdfRequestFiles() {
         );
         //get ExistUserPtr object id of user class to get tenantDetails
         const objectId = pdfDetails?.[0]?.ExtUserPtr?.UserId?.objectId;
+
+        const res = await contractUsers(jsonSender?.email);
+        console.log("res", res);
+        let activeMailAdapter = "";
+        if (res === "Error: Something went wrong!") {
+          setHandleError("Error: Something went wrong!");
+          setIsLoading({
+            isLoad: false
+          });
+        } else if (!res || res?.length === 0) {
+          activeMailAdapter = "";
+        } else if (res[0] && res.length) {
+          activeMailAdapter = res[0]?.active_mail_adapter;
+        }
         //function for call to embed signature in pdf and get digital signature pdf
         try {
           const res = await signPdfFun(
@@ -598,7 +613,8 @@ function PdfRequestFiles() {
             signerObjectId,
             setIsAlert,
             objectId,
-            isSubscribed
+            isSubscribed,
+            activeMailAdapter
           );
           if (res && res.status === "success") {
             setPdfUrl(res.data);
@@ -690,6 +706,7 @@ function PdfRequestFiles() {
                   }
 
                   let params = {
+                    mailProvider: activeMailAdapter,
                     extUserId: extUserId,
                     recipient: user.Email,
                     subject: requestSubject
diff --git a/apps/OpenSign/src/pages/PlaceHolderSign.js b/apps/OpenSign/src/pages/PlaceHolderSign.js
index cd11a1c03..cb8928940 100644
--- a/apps/OpenSign/src/pages/PlaceHolderSign.js
+++ b/apps/OpenSign/src/pages/PlaceHolderSign.js
@@ -123,6 +123,7 @@ function PlaceHolderSign() {
   const [requestSubject, setRequestSubject] = useState("");
   const [requestBody, setRequestBody] = useState("");
   const [pdfArrayBuffer, setPdfArrayBuffer] = useState("");
+  const [activeMailAdapter, setActiveMailAdapter] = useState("");
   const [isAlreadyPlace, setIsAlreadyPlace] = useState({
     status: false,
     message: ""
@@ -406,7 +407,14 @@ function PlaceHolderSign() {
       setIsLoading(loadObj);
     }
     const res = await contractUsers(jsonSender.email);
-    if (res[0] && res.length) {
+    if (res === "Error: Something went wrong!") {
+      const loadObj = {
+        isLoad: false
+      };
+      setHandleError("Error: Something went wrong!");
+      setIsLoading(loadObj);
+    } else if (res[0] && res.length) {
+      setActiveMailAdapter(res[0]?.active_mail_adapter);
       setSignerUserId(res[0].objectId);
       const tourstatus = res[0].TourStatus && res[0].TourStatus;
       if (tourstatus && tourstatus.length > 0) {
@@ -422,12 +430,6 @@ function PlaceHolderSign() {
         isLoad: false
       };
       setIsLoading(loadObj);
-    } else if (res === "Error: Something went wrong!") {
-      const loadObj = {
-        isLoad: false
-      };
-      setHandleError("Error: Something went wrong!");
-      setIsLoading(loadObj);
     } else if (res.length === 0) {
       setHandleError("No Data Found!");
       const loadObj = {
@@ -1104,6 +1106,7 @@ function PlaceHolderSign() {
         }
 
         let params = {
+          mailProvider: activeMailAdapter,
           extUserId: extUserId,
           recipient: signerMail[i].Email,
           subject: isCustomize
diff --git a/apps/OpenSign/src/pages/SignyourselfPdf.js b/apps/OpenSign/src/pages/SignyourselfPdf.js
index 871b0c426..b14c6934c 100644
--- a/apps/OpenSign/src/pages/SignyourselfPdf.js
+++ b/apps/OpenSign/src/pages/SignyourselfPdf.js
@@ -104,6 +104,7 @@ function SignYourSelf() {
   const [extUserId, setExtUserId] = useState("");
   const [isCompleted, setIsCompleted] = useState(false);
   const [pdfArrayBuffer, setPdfArrayBuffer] = useState("");
+  const [activeMailAdapter, setActiveMailAdapter] = useState("");
   const divRef = useRef(null);
   const nodeRef = useRef(null);
   const [, drop] = useDrop({
@@ -266,7 +267,14 @@ function SignYourSelf() {
         setIsLoading(loadObj);
       });
     const contractUsersRes = await contractUsers(jsonSender.email);
-    if (contractUsersRes[0] && contractUsersRes.length > 0) {
+    if (contractUsersRes === "Error: Something went wrong!") {
+      const loadObj = {
+        isLoad: false
+      };
+      setHandleError("Error: Something went wrong!");
+      setIsLoading(loadObj);
+    } else if (contractUsersRes[0] && contractUsersRes.length > 0) {
+      setActiveMailAdapter(contractUsersRes[0]?.active_mail_adapter);
       setContractName("_Users");
       setSignerUserId(contractUsersRes[0].objectId);
       const tourstatuss =
@@ -286,12 +294,6 @@ function SignYourSelf() {
         isLoad: false
       };
       setIsLoading(loadObj);
-    } else if (contractUsersRes === "Error: Something went wrong!") {
-      const loadObj = {
-        isLoad: false
-      };
-      setHandleError("Error: Something went wrong!");
-      setIsLoading(loadObj);
     } else if (contractUsersRes.length === 0) {
       const contractContactBook = await contactBook(jsonSender.objectId);
       if (contractContactBook && contractContactBook.length > 0) {
@@ -615,7 +617,8 @@ function SignYourSelf() {
     let singleSign = {
       pdfFile: base64Url,
       docId: documentId,
-      isCustomCompletionMail: isCustomCompletionMail
+      isCustomCompletionMail: isCustomCompletionMail,
+      mailProvider: activeMailAdapter
     };
 
     await axios
@@ -1138,6 +1141,7 @@ function SignYourSelf() {
                 sender={jsonSender}
                 setIsAlert={setIsAlert}
                 extUserId={extUserId}
+                activeMailAdapter={activeMailAdapter}
               />
               {/* pdf header which contain funish back button */}
               <Header