Getting started guide localization.

ui-ngx/src/assets/locale/locale.constant-en_US.json

@@ -5256,45 +5256,45 @@
             "done-welcome-text": "You did great with it!",
             "sys-admin": {
                 "step1": {
-                    "title": "Create Tenant and Tenant Administrator",
+                    "title": "Create Tenant & Tenant Administrator",
-                    "content": "<p>A tenant is an individual or organization that owns or produces devices and assets. Tenants can create Tenant administrator users.</p><p>Follow the documentation on how to do it:</p>",
+                    "content": "<p>A tenant is an individual or an organization that owns or produces devices and assets. The tenant may have multiple tenant administrator users, customers, devices, and assets.</p><p>The Tenant Administrator can create and manage devices, assets, customers, and dashboards within the tenant account.</p><p>Follow the documentation on how to do it:</p>",
-                    "how-to-create-tenant": "How to create Tenant"
+                    "how-to-create-tenant": "How to create Tenant & Tenant Administrator"
                 },
                 "step2": {
                     "title": "Configure feature: Mail server",
-                    "content": "<p>Users will receive activation and password reset emails from the System Administrator via an SMTP server.</p><p>Follow the documentation on how to do it:</p>",
+                    "content": "<p>Mail server configuration is essential for user activation, password recovery, and alarm notification delivery.</p><p>Follow the documentation on how to do it:</p>",
                     "how-to-configure-mail-server": "How to configure Mail server"
                 },
                 "step3": {
                     "title": "Configure feature: SMS provider",
-                    "content": "<p>To distribute SMS messages about alarms, the System Administrator can configure SMS providers.</p><p>Follow the documentation on how to do it:</p>",
+                    "content": "<p>Configure SMS providers to notify the customers about the alarms via SMS.</p><p>Follow the documentation on how to do it:</p>",
                     "how-to-configure-sms-provider": "How to configure SMS provider"
                 },
                 "step4": {
                     "title": "Configure feature: 2FA",
-                    "content": "<p>Adding two-factor authentication to your account increases security and prevents malicious access.</p><p>Follow the documentation on how to do it:</p>",
+                    "content": "<p>Improve security of the platform accounts with two-factor authentication.</p><p>Follow the documentation on how to do it:</p>",
                     "how-to-configure-2fa": "How to configure 2FA"
                 },
                 "step5": {
                     "title": "Configure feature: OAuth 2",
-                    "content": "<p>You can provide your customers with Single Sign-On functionality and automatically create tenants, customers, or sub-customers by using external user management platforms that support OAuth 2.0.</p><p>Follow the documentation on how to do it:</p>",
+                    "content": "<p>Simplify login for the tenant and customer users with Single Sign-On functionality via OAuth 2.0.</p><p>Follow the documentation on how to do it:</p>",
                     "how-to-configure-oauth2": "How to configure OAuth 2"
                 },
                 "step6": {
                     "title": "Configure feature: Slack",
-                    "content": "<p>Users will be able to receive notifications in Slack of events occurring in the Thingsboard system according to the notification rules you set.</p><p>Follow the documentation on how to do it:</p>",
+                    "content": "<p>Distribute notifications to the tenant and customer users via Slack according to the notification rules you set.</p><p>Follow the documentation on how to do it:</p>",
                     "how-to-configure-notifications": "How to configure Slack"
                 }
             },
             "tenant-admin": {
                 "step1": {
                     "title": "Create device",
-                    "content": "<p>We will manually provision the device using the UI. Follow the documentation on how to do it:</p>",
+                    "content": "<p>Let's provision your first device to the platform via UI. Follow the documentation on how to do it:</p>",
                     "how-to-create-device": "How to create Device"
                 },
                 "step2": {
                     "title": "Connect device",
-                    "content-before": "<p>To connect the device you need to get the device credentials. But we recommend using the default auto-generated one.</p><ul><li>Go to device table</li><li>Click on the device row to open device details</li><li>Press the button \"Copy access token\"</li></ul><p>Use simple commands to publish data over HTTP:</p>",
+                    "content-before": "<p>To connect the device you need to get the device credentials. We recommend using default auto-generated credentials which is access token for this guide.</p><ul><li>Go to device table</li><li>Click on the device row to open device details</li><li>Press the button \"Copy access token\"</li></ul><p>Use simple commands to publish data over HTTP. Don't forget to replace <em>$ACCESS_TOKEN</em> with your device access token:</p>",
                     "ubuntu": {
                         "install-curl": "Install cURL for Ubuntu:"
                     },
@@ -5316,7 +5316,7 @@
                 "step4": {
                     "title": "Configure alarm rules",
                     "alarm-rules": "Alarm rules",
-                    "content": "<p>When the temperature reaches 25°C, we will raise an alarm. Follow the documentation on how to do it:</p>",
+                    "content": "<p>Let's raise an alarm when the temperature reaches 25°C. Follow the documentation on how to do it:</p>",
                     "how-to-configure-alarm-rules": "How to configure Alarm rules"
                 },
                 "step5": {