diff --git a/ui-ngx/src/app/modules/home/components/profile/device/lwm2m/lwm2m-device-profile-transport-configuration.component.html b/ui-ngx/src/app/modules/home/components/profile/device/lwm2m/lwm2m-device-profile-transport-configuration.component.html
index 4897f94e11..94b4b70207 100644
--- a/ui-ngx/src/app/modules/home/components/profile/device/lwm2m/lwm2m-device-profile-transport-configuration.component.html
+++ b/ui-ngx/src/app/modules/home/components/profile/device/lwm2m/lwm2m-device-profile-transport-configuration.component.html
@@ -20,6 +20,11 @@
     <mat-tab label="{{ 'device-profile.lwm2m.model-tab' | translate }}">
       <ng-template matTabContent>
         <section [formGroup]="lwm2mDeviceProfileFormGroup">
+          <tb-profile-lwm2m-object-list
+            (addList)="addObjectsList($event)"
+            (removeList)="removeObjectsList($event)"
+            formControlName="objectIds">
+          </tb-profile-lwm2m-object-list>
           <mat-form-field class="mat-block">
             <mat-label translate>device-profile.lwm2m.observe-strategy.observe-strategy</mat-label>
             <mat-select formControlName="observeStrategy">
@@ -34,11 +39,6 @@
               </mat-option>
             </mat-select>
           </mat-form-field>
-          <tb-profile-lwm2m-object-list
-            (addList)="addObjectsList($event)"
-            (removeList)="removeObjectsList($event)"
-            formControlName="objectIds">
-          </tb-profile-lwm2m-object-list>
           <tb-profile-lwm2m-observe-attr-telemetry
             formControlName="observeAttrTelemetry">
           </tb-profile-lwm2m-observe-attr-telemetry>
diff --git a/ui-ngx/src/app/modules/home/components/profile/device/lwm2m/lwm2m-device-profile-transport-configuration.component.ts b/ui-ngx/src/app/modules/home/components/profile/device/lwm2m/lwm2m-device-profile-transport-configuration.component.ts
index dc6016d5c0..c1189103f9 100644
--- a/ui-ngx/src/app/modules/home/components/profile/device/lwm2m/lwm2m-device-profile-transport-configuration.component.ts
+++ b/ui-ngx/src/app/modules/home/components/profile/device/lwm2m/lwm2m-device-profile-transport-configuration.component.ts
@@ -439,7 +439,7 @@ export class Lwm2mDeviceProfileTransportConfigurationComponent implements Contro
     const telemetryArray: Array<string> = [];
     const attributes: any = {};
     const keyNameNew = {};
-    const observeStrategyValue = val.length ? this.lwm2mDeviceProfileFormGroup.get('observeStrategy')?.value : ObserveStrategy.SINGLE;
+    const observeStrategyValue = this.lwm2mDeviceProfileFormGroup.get('observeStrategy').value;
     const observeJson: ObjectLwM2M[] = JSON.parse(JSON.stringify(val));
     observeJson.forEach(obj => {
       if (isDefinedAndNotNull(obj.attributes) && !isEmpty(obj.attributes)) {