diff --git a/lib/serverRequest/all_request.dart b/lib/serverRequest/all_request.dart
index 7fc9e65d817e43eda90620f27608e1107b8ec49b..e88ecebe9be868a11be00175360e6401dec0f97b 100644
--- a/lib/serverRequest/all_request.dart
+++ b/lib/serverRequest/all_request.dart
@@ -1,10 +1,7 @@
 import 'dart:async';
 import 'dart:convert';
 import 'dart:developer';
-import 'dart:io';
-import 'dart:math' as math;
-
-import 'package:dio/dio.dart';
+import 'package:exide_crr/utils/miscellaneous.dart';
 import 'package:exide_crr/constants/app_constants.dart';
 import 'package:exide_crr/controller/base_controller.dart';
 import 'package:exide_crr/data/app_env.dart';
@@ -25,6 +22,10 @@ final httpClient = http.Client();
 class AllHttpRequest {
   static String? apiUrl = AppEnvironment.baseApiUrl;
 
+  static String? baseUrlForSendOtp = "https://http.myvfirst.com/smpp";
+  static String? smsData =
+      "The OTP to get your Free Exide Sunday Ro of Top Solar Solution Proposal is";
+
   Map<String, String> formDataHeader = {
     "Content-type": "application/x-www-form-urlencoded"
   };
@@ -108,76 +109,63 @@ class AllHttpRequest {
   }
 
   /// Send otp api calls
-
-  static const auth =
-      "eyJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJodHRwczovL2FwaS5teXZhbHVlZmlyc3QuY29tL3BzbXMiLCJzdWIiOiJkZW1vZmFoZWVtaHRwIiwiZXhwIjozMjIzODg5MTA4fQ.fPUvq3OTlcUVQv8Qg4I3m1MKjfMFI7yESTVJPQUvmI8";
   late GetToken generatedAuth;
 
   Future generateAuth() async {
     try {
-      //Generate authorization token for send otp
-      String url =
-          'https://http.myvfirst.com/smpp/api/sendsms/token?action=generate';
-      String username = 'Exidehtptrans1';
-      String password = '_<P)>lnL0{';
+      ///Generate authorization token for send otp
+      String url = '$baseUrlForSendOtp/api/sendsms/token?action=generate';
+      // String username = 'Exidehtptrans1';
+      // String password = '_<P)>lnL0{';
       String basicAuth =
-          'Basic ${base64.encode(utf8.encode('$username:$password'))}';
+          'Basic ${base64.encode(utf8.encode('${AppConstants.username}:${AppConstants.password}'))}';
       Map<String, String>? headers = {
         "Content-type": "application/json",
         "Authorization": basicAuth
       };
       Uri uri = Uri.parse(url);
       // make POST request
-      var response = await http.post(uri,
-          headers: headers, body: json.encode({"old_token": auth}));
+      var response = await http.post(uri, headers: headers);
       if (response.statusCode == 200) {
-        // If the call to the server was successful, parse the JSON.
+        /// If the call to the server was successful, parse the JSON.
         generatedAuth = GetToken.fromJson(jsonDecode(response.body));
 
+        ///Use generatedAuth to send SMS
         sendOtp();
-
       } else {
-
         Fluttertoast.showToast(msg: apiError.tr);
         throw Error();
       }
     } catch (e) {
       Fluttertoast.showToast(msg: apiError.tr);
-       throw Error();
-
+      throw Error();
     }
   }
 
-  String generateOTP() {
-    final math.Random random = math.Random();
-    final int otp = 1000 + random.nextInt(9000); // Ensures a 4-digit number
-    return otp.toString();
-  }
-
   Future sendOtp() async {
     try {
       final baseController = Get.find<BaseController>();
-      baseController.generatedOtp.value = generateOTP();
-      //Send locally generated 4 digit otp to api
-      // set up POST request arguments
-      String url =
-          'https://http.myvfirst.com/smpp/sendsms?to=919945215727&from=ExideB&text=The OTP to get your Free Exide Sunday Ro of Top Solar Solution Proposal is ${baseController.generatedOtp.value} -EXIDE';
+
+      ///Locally generated 4 digit otp
+      baseController.generatedOtp.value = Miscellaneous.generateOTP();
+
+      ///Static smsData along with generated otp
+      var smsContent='$smsData ${baseController.generatedOtp.value} -EXIDE';
+
+      ///Set up POST request arguments
+      String url = '$baseUrlForSendOtp/sendsms?to=${baseController.userPhoneNumber}&from=ExideB&text=$smsContent';
       Map<String, String>? headers = {
         "Content-type": "application/json",
         "Authorization": "Bearer ${generatedAuth.token}",
       };
       Uri uri = Uri.parse(url);
-      // make POST request
       var response = await http.post(uri, headers: headers);
-      print(response.body);
 
       if (response.statusCode == 200) {
-        // // If the call to the server was successful, parse the JSON.
-        // Fluttertoast.showToast(msg: apiError.tr);
+      ///If success do nothing
       } else {
         Fluttertoast.showToast(msg: apiError.tr);
         throw Error();
-
       }
     } catch (e) {
       Fluttertoast.showToast(msg: apiError.tr);
@@ -604,7 +592,7 @@ class AllHttpRequest {
       case 500:
       default:
         throw FetchDataException(responseJson['message'] ??
-            '${AppConstants.communicationError} : ${response.statusCode}');
+            ' Error occurred while Communication with Server with StatusCode : ${response.statusCode}');
     }
   }