diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/api/user-api.jag b/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/api/user-api.jag
index 7303a5ee8c..9d12aa9360 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/api/user-api.jag
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/api/user-api.jag
@@ -121,9 +121,9 @@ if (uriMatcher.match("/{context}/api/user/authenticate")) {
         } else {
             userRoles = String(addUserFormData.userRoles).split(",");
         }
-        if (username.length < devicemgtProps.usernameLength) {
-            log.error("Username Must be between 1 and " + devicemgtProps.usernameLength + " characters long");
-            result = "Username Must be between 1 and " + devicemgtProps.usernameLength + " characters long";
+        if (username.length < devicemgtProps.userValidationConfig.usernameLength) {
+            log.error("Username Must be between 1 and " + devicemgtProps.userValidationConfig.usernameLength + " characters long");
+            result = "Username Must be between 1 and " + devicemgtProps.userValidationConfig.usernameLength + " characters long";
         } else {
             try {
                 result = userModule.addUser(username, firstname, lastname, emailAddress, userRoles);
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/conf/config.json b/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/conf/config.json
index 6c11194110..e9e1d99ce6 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/conf/config.json
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/conf/config.json
@@ -1,7 +1,5 @@
 {
     "appContext": "/devicemgt/",
-    "webAgentContext" : "/emm-web-agent/",
-    "apiContext": "api",
     "httpsURL" : "%https.ip%",
     "httpURL" : "%http.ip%",
     "httpsWebURL" : "%https.ip%",
@@ -15,7 +13,7 @@
     "iOSConfigRoot" : "%https.ip%/ios-enrollment/",
     "iOSAPIRoot" : "%https.ip%/ios/",
     "adminService": "%https.ip%",
-    "apimgt-gateway": false,
+    "gatewayEnabled": false,
     "oauthProvider": {
         "appRegistration": {
             "appType": "webapp",
@@ -32,19 +30,8 @@
     "adminUser":"admin@carbon.super",
     "adminUserTenantId":"-1234",
     "adminRole":"admin",
-    "usernameLength":30,
-    "pageSize":10,
-    "ssoConfiguration" : {
-        "enabled" : false,
-        "issuer" : "devicemgt",
-        "appName" : "devicemgt",
-        "identityProviderURL" : "%https.ip%/sso/samlsso.jag",
-        "responseSigningEnabled" : "true",
-        "keyStorePassword" : "wso2carbon",
-        "identityAlias" : "wso2carbon",
-        "keyStoreName" : "/repository/resources/security/wso2carbon.jks"
-    },
     "userValidationConfig" : {
+        "usernameLength":30,
         "usernameJSRegEx" : "^[\\S]{3,30}$",
         "usernameRegExViolationErrorMsg" : "Provided username is invalid.",
         "usernameHelpMsg" : "Should be in minimum 3 characters long and do not include any whitespaces.",
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/modules/oauth/token-handlers.js b/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/modules/oauth/token-handlers.js
index 9c969f4ab1..d9d51101c1 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/modules/oauth/token-handlers.js
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/modules/oauth/token-handlers.js
@@ -138,7 +138,7 @@ var handlers = function () {
                 "client credentials to session context. No username of logged in user is found as " +
                     "input - setUpEncodedTenantBasedClientAppCredentials(x)");
         } else {
-            if (devicemgtProps["apimgt-gateway"]) {
+            if (devicemgtProps["gatewayEnabled"]) {
 				var tenantBasedClientAppCredentials = tokenUtil.getTenantBasedClientAppCredentials(username);
 				if (!tenantBasedClientAppCredentials) {
 					throw new Error("{/app/modules/oauth/token-handlers.js} Could not set up encoded tenant " +
@@ -176,7 +176,7 @@ var handlers = function () {
                 "client credentials to session context. No username of logged in user is found as " +
                 "input - setUpEncodedTenantBasedWebSocketClientAppCredentials(x)");
         } else {
-            if (devicemgtProps["apimgt-gateway"]) {
+            if (devicemgtProps["gatewayEnabled"]) {
                 var tenantBasedWebSocketClientAppCredentials
                     = tokenUtil.getTenantBasedWebSocketClientAppCredentials(username);
                 if (!tenantBasedWebSocketClientAppCredentials) {
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/pages/cdmf.page.certificate.create/create.js b/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/pages/cdmf.page.certificate.create/create.js
index 6099b8a845..32f427090a 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/pages/cdmf.page.certificate.create/create.js
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/pages/cdmf.page.certificate.create/create.js
@@ -33,7 +33,7 @@ function onRequest(context) {
         viewModel["roles"] = response["content"];
     }
 
-    viewModel["charLimit"] = mdmProps["usernameLength"];
+    viewModel["charLimit"] = mdmProps["userValidationConfig"]["usernameLength"];
     viewModel["usernameJSRegEx"] = mdmProps["userValidationConfig"]["usernameJSRegEx"];
     viewModel["usernameHelpText"] = mdmProps["userValidationConfig"]["usernameHelpMsg"];
     viewModel["usernameRegExViolationErrorMsg"] = mdmProps["userValidationConfig"]["usernameRegExViolationErrorMsg"];
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/pages/cdmf.page.user.create/create.js b/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/pages/cdmf.page.user.create/create.js
index e1c4b583bd..a05bcc6e7f 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/pages/cdmf.page.user.create/create.js
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/pages/cdmf.page.user.create/create.js
@@ -40,7 +40,7 @@ function onRequest() {
     }
     var userStores = userModule.getSecondaryUserStores();
     page["userStores"] = userStores;
-    page["charLimit"] = devicemgtProps["usernameLength"];
+    page["charLimit"] = devicemgtProps["userValidationConfig"]["usernameLength"];
     page["usernameJSRegEx"] = devicemgtProps["userValidationConfig"]["usernameJSRegEx"];
     page["usernameHelpMsg"] = devicemgtProps["userValidationConfig"]["usernameHelpMsg"];
     page["usernameRegExViolationErrorMsg"] = devicemgtProps["userValidationConfig"]["usernameRegExViolationErrorMsg"];