diff --git a/application/src/test/java/org/thingsboard/server/controller/DeviceConnectivityControllerTest.java b/application/src/test/java/org/thingsboard/server/controller/DeviceConnectivityControllerTest.java
index a4897f6bd9..227d37f483 100644
--- a/application/src/test/java/org/thingsboard/server/controller/DeviceConnectivityControllerTest.java
+++ b/application/src/test/java/org/thingsboard/server/controller/DeviceConnectivityControllerTest.java
@@ -250,16 +250,16 @@ public class DeviceConnectivityControllerTest extends AbstractControllerTest {
                 credentials.getCredentialsId()));
 
         JsonNode linuxCoapCommands = commands.get(COAP);
-        assertThat(linuxCoapCommands.get(COAP).asText()).isEqualTo(String.format("coap-client -m POST coap://localhost:5683/api/v1/%s/telemetry " +
+        assertThat(linuxCoapCommands.get(COAP).asText()).isEqualTo(String.format("coap-client -v 6 -m POST coap://localhost:5683/api/v1/%s/telemetry " +
                 "-t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
-        assertThat(linuxCoapCommands.get(COAPS).asText()).isEqualTo(String.format("coap-client-openssl -m POST coaps://localhost:5684/api/v1/%s/telemetry" +
+        assertThat(linuxCoapCommands.get(COAPS).asText()).isEqualTo(String.format("coap-client-openssl -v 6 -m POST coaps://localhost:5684/api/v1/%s/telemetry" +
                 " -t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
 
         JsonNode dockerCoapCommands = commands.get(COAP).get(DOCKER);
         assertThat(dockerCoapCommands.get(COAP).asText()).isEqualTo(String.format("docker run --rm -it --network=host" +
-                " thingsboard/coap-clients coap-client -m POST coap://localhost:5683/api/v1/%s/telemetry -t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
+                " thingsboard/coap-clients coap-client -v 6 -m POST coap://localhost:5683/api/v1/%s/telemetry -t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
         assertThat(dockerCoapCommands.get(COAPS).asText()).isEqualTo(String.format("docker run --rm -it --network=host" +
-                " thingsboard/coap-clients coap-client-openssl -m POST coaps://localhost:5684/api/v1/%s/telemetry -t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
+                " thingsboard/coap-clients coap-client-openssl -v 6 -m POST coaps://localhost:5684/api/v1/%s/telemetry -t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
     }
 
     @Test
@@ -377,9 +377,9 @@ public class DeviceConnectivityControllerTest extends AbstractControllerTest {
         assertThat(commands).hasSize(1);
 
         JsonNode linuxCommands = commands.get(COAP);
-        assertThat(linuxCommands.get(COAP).asText()).isEqualTo(String.format("coap-client -m POST coap://localhost:5683/api/v1/%s/telemetry -t json -e \"{temperature:25}\"",
+        assertThat(linuxCommands.get(COAP).asText()).isEqualTo(String.format("coap-client -v 6 -m POST coap://localhost:5683/api/v1/%s/telemetry -t json -e \"{temperature:25}\"",
                 credentials.getCredentialsId()));
-        assertThat(linuxCommands.get(COAPS).asText()).isEqualTo(String.format("coap-client-openssl -m POST coaps://localhost:5684/api/v1/%s/telemetry -t json -e \"{temperature:25}\"",
+        assertThat(linuxCommands.get(COAPS).asText()).isEqualTo(String.format("coap-client-openssl -v 6 -m POST coaps://localhost:5684/api/v1/%s/telemetry -t json -e \"{temperature:25}\"",
                 credentials.getCredentialsId()));
     }
 
@@ -601,15 +601,15 @@ public class DeviceConnectivityControllerTest extends AbstractControllerTest {
                 credentials.getCredentialsId()));
 
         JsonNode linuxCoapCommands = commands.get(COAP);
-        assertThat(linuxCoapCommands.get(COAP).asText()).isEqualTo(String.format("coap-client -m POST coap://test.domain:5683/api/v1/%s/telemetry " +
+        assertThat(linuxCoapCommands.get(COAP).asText()).isEqualTo(String.format("coap-client -v 6 -m POST coap://test.domain:5683/api/v1/%s/telemetry " +
                 "-t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
-        assertThat(linuxCoapCommands.get(COAPS).asText()).isEqualTo(String.format("coap-client-openssl -m POST coaps://test.domain:5684/api/v1/%s/telemetry" +
+        assertThat(linuxCoapCommands.get(COAPS).asText()).isEqualTo(String.format("coap-client-openssl -v 6 -m POST coaps://test.domain:5684/api/v1/%s/telemetry" +
                 " -t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
 
         JsonNode dockerCoapCommands = commands.get(COAP).get(DOCKER);
         assertThat(dockerCoapCommands.get(COAP).asText()).isEqualTo(String.format("docker run --rm -it " +
-                "thingsboard/coap-clients coap-client -m POST coap://test.domain:5683/api/v1/%s/telemetry -t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
+                "thingsboard/coap-clients coap-client -v 6 -m POST coap://test.domain:5683/api/v1/%s/telemetry -t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
         assertThat(dockerCoapCommands.get(COAPS).asText()).isEqualTo(String.format("docker run --rm -it " +
-                "thingsboard/coap-clients coap-client-openssl -m POST coaps://test.domain:5684/api/v1/%s/telemetry -t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
+                "thingsboard/coap-clients coap-client-openssl -v 6 -m POST coaps://test.domain:5684/api/v1/%s/telemetry -t json -e \"{temperature:25}\"", credentials.getCredentialsId()));
     }
 }
diff --git a/dao/src/main/java/org/thingsboard/server/dao/util/DeviceConnectivityUtil.java b/dao/src/main/java/org/thingsboard/server/dao/util/DeviceConnectivityUtil.java
index bde018122c..aa446c12b5 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/util/DeviceConnectivityUtil.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/util/DeviceConnectivityUtil.java
@@ -162,7 +162,7 @@ public class DeviceConnectivityUtil {
         switch (deviceCredentials.getCredentialsType()) {
             case ACCESS_TOKEN:
                 String client = COAPS.equals(protocol) ? "coap-client-openssl" : "coap-client";
-                return String.format("%s -m POST %s://%s%s/api/v1/%s/telemetry -t json -e %s",
+                return String.format("%s -v 6 -m POST %s://%s%s/api/v1/%s/telemetry -t json -e %s",
                         client, protocol, host, port, deviceCredentials.getCredentialsId(), JSON_EXAMPLE_PAYLOAD);
             default:
                 return null;
diff --git a/ui-ngx/src/app/modules/home/pages/device/device-check-connectivity-dialog.component.html b/ui-ngx/src/app/modules/home/pages/device/device-check-connectivity-dialog.component.html
index 9b0b18e2c2..d36755b711 100644
--- a/ui-ngx/src/app/modules/home/pages/device/device-check-connectivity-dialog.component.html
+++ b/ui-ngx/src/app/modules/home/pages/device/device-check-connectivity-dialog.component.html
@@ -226,31 +226,6 @@
         <ng-template [ngSwitchCase]="DeviceTransportType.COAP">
           <div class="tb-no-data-text" translate>device.connectivity.use-following-instructions</div>
           <mat-tab-group [(selectedIndex)]="coapTabIndex">
-            <mat-tab>
-              <ng-template mat-tab-label>
-                <mat-icon class="tabs-icon" svgIcon="macos"></mat-icon>
-                MacOS
-              </ng-template>
-              <ng-template matTabContent>
-                <div class="tb-form-panel no-padding no-border tb-tab-body">
-                  <div class="tb-form-panel stroked" *ngIf="commands.coap.coaps !== 'Check documentation'">
-                    <div class="tb-form-panel-title" translate>device.connectivity.install-necessary-client-tools</div>
-                    <div class="tb-install-instruction-text">
-                      <ng-container *ngTemplateOutlet="seeDocumentation; context:
-                        {doc: {text: 'device.connectivity.install-coap-client',
-                        href: 'https://thingsboard.io/docs/user-guide/ssl/coap-access-token/'}}">
-                      </ng-container>
-                    </div>
-                  </div>
-                  <ng-container
-                    *ngTemplateOutlet="executeCommand; context: {cmd: {
-                              noSecLabel: 'CoAP', noSec: commands.coap.coap,
-                              secLabel: 'CoAPs', sec: commands.coap.coaps,
-                              doc: {text: 'device.connectivity.coaps-x509-command', href: 'https://thingsboard.io/docs/user-guide/ssl/coap-x509-certificates/'}}}">
-                  </ng-container>
-                </div>
-              </ng-template>
-            </mat-tab>
             <mat-tab>
               <ng-template mat-tab-label>
                 <mat-icon class="tabs-icon" svgIcon="linux"></mat-icon>
diff --git a/ui-ngx/src/app/modules/home/pages/device/device-check-connectivity-dialog.component.ts b/ui-ngx/src/app/modules/home/pages/device/device-check-connectivity-dialog.component.ts
index eeb54381df..f2e4229314 100644
--- a/ui-ngx/src/app/modules/home/pages/device/device-check-connectivity-dialog.component.ts
+++ b/ui-ngx/src/app/modules/home/pages/device/device-check-connectivity-dialog.component.ts
@@ -199,20 +199,21 @@ export class DeviceCheckConnectivityDialogComponent extends
       case 'android':
         this.httpTabIndex = 2;
         this.mqttTabIndex = 2;
-        this.coapTabIndex = 1;
         break;
       case 'macos':
       case 'ios':
         this.httpTabIndex = 1;
         this.mqttTabIndex = 1;
+        this.coapTabIndex = 1;
         break;
       case 'windows':
         this.httpTabIndex = 0;
         this.mqttTabIndex = 0;
+        this.coapTabIndex = 1;
         break;
       default:
         this.mqttTabIndex = this.commands.mqtt?.docker ? 3 : 0;
-        this.coapTabIndex = this.commands.coap?.docker ? 2 : 1;
+        this.coapTabIndex = this.commands.coap?.docker ? 1 : 0;
     }
   }