diff --git a/ui-ngx/src/app/modules/home/components/calculated-fields/calculated-field.component.scss b/ui-ngx/src/app/modules/home/components/calculated-fields/calculated-field.component.scss
index 5bcd2552fc..8dc0346d0c 100644
--- a/ui-ngx/src/app/modules/home/components/calculated-fields/calculated-field.component.scss
+++ b/ui-ngx/src/app/modules/home/components/calculated-fields/calculated-field.component.scss
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-:host ::ng-deep {
+::ng-deep {
   .tbel-script-lang-chip {
     line-height: 20px;
     font-size: 14px;
diff --git a/ui-ngx/src/app/modules/home/components/calculated-fields/components/geofencing-configuration/calculated-field-geofencing-zone-groups-panel.component.html b/ui-ngx/src/app/modules/home/components/calculated-fields/components/geofencing-configuration/calculated-field-geofencing-zone-groups-panel.component.html
index 46e10acd4a..94a86b74e4 100644
--- a/ui-ngx/src/app/modules/home/components/calculated-fields/components/geofencing-configuration/calculated-field-geofencing-zone-groups-panel.component.html
+++ b/ui-ngx/src/app/modules/home/components/calculated-fields/components/geofencing-configuration/calculated-field-geofencing-zone-groups-panel.component.html
@@ -147,6 +147,7 @@
                       <button type="button"
                               mat-icon-button
                               (click)="removeKey($index)"
+                              [disabled]="readonly"
                               matTooltip="{{ 'calculated-fields.delete-level' | translate }}"
                               matTooltipPosition="above">
                         <mat-icon>delete</mat-icon>
@@ -169,7 +170,7 @@
                 <span>{{ 'calculated-fields.max-allowed-levels-error' | translate }}</span>
               </div>
             } @else {
-              <button type="button" mat-stroked-button color="primary" (click)="addKey()">
+              <button type="button" mat-stroked-button color="primary" (click)="addKey()" [disabled]="readonly">
                 {{ 'calculated-fields.add-level' | translate }}
               </button>
             }
diff --git a/ui-ngx/src/app/modules/home/components/calculated-fields/components/geofencing-configuration/calculated-field-geofencing-zone-groups-panel.component.ts b/ui-ngx/src/app/modules/home/components/calculated-fields/components/geofencing-configuration/calculated-field-geofencing-zone-groups-panel.component.ts
index 94b9e19056..1ec89e411a 100644
--- a/ui-ngx/src/app/modules/home/components/calculated-fields/components/geofencing-configuration/calculated-field-geofencing-zone-groups-panel.component.ts
+++ b/ui-ngx/src/app/modules/home/components/calculated-fields/components/geofencing-configuration/calculated-field-geofencing-zone-groups-panel.component.ts
@@ -326,6 +326,6 @@ export class CalculatedFieldGeofencingZoneGroupsPanelComponent implements OnInit
   }
 
   get dragEnabled(): boolean {
-    return this.levelsFormArray().controls.length > 1;
+    return this.levelsFormArray().controls.length > 1 && !this.readonly;
   }
 }
diff --git a/ui-ngx/src/app/modules/home/components/calculated-fields/components/metrics/calculated-field-metrics-panel.component.html b/ui-ngx/src/app/modules/home/components/calculated-fields/components/metrics/calculated-field-metrics-panel.component.html
index 8d6fc37073..1eeb4d4d5d 100644
--- a/ui-ngx/src/app/modules/home/components/calculated-fields/components/metrics/calculated-field-metrics-panel.component.html
+++ b/ui-ngx/src/app/modules/home/components/calculated-fields/components/metrics/calculated-field-metrics-panel.component.html
@@ -182,7 +182,7 @@
                   matTooltip="{{ 'calculated-fields.test-script-function' | translate }}"
                   matTooltipPosition="above"
                   class="tb-mat-32"
-                  [disabled]="!arguments.length"
+                  [disabled]="!arguments.length || readonly"
                   (click)="onTestScript('input.function')">
             <mat-icon class="material-icons" color="primary">bug_report</mat-icon>
           </button>
@@ -191,7 +191,7 @@
           <button mat-button mat-raised-button color="primary"
                   type="button"
                   (click)="onTestScript('input.function')"
-                  [disabled]="!arguments.length">
+                  [disabled]="!arguments.length || readonly">
             {{ 'calculated-fields.test-script-function' | translate }}
           </button>
         </div>
diff --git a/ui-ngx/src/app/modules/home/components/calculated-fields/components/metrics/calculated-field-metrics-panel.component.ts b/ui-ngx/src/app/modules/home/components/calculated-fields/components/metrics/calculated-field-metrics-panel.component.ts
index 49dca514d2..e8c8c4984a 100644
--- a/ui-ngx/src/app/modules/home/components/calculated-fields/components/metrics/calculated-field-metrics-panel.component.ts
+++ b/ui-ngx/src/app/modules/home/components/calculated-fields/components/metrics/calculated-field-metrics-panel.component.ts
@@ -24,6 +24,8 @@ import {
   AggInputType,
   AggInputTypeTranslations,
   CalculatedFieldAggMetricValue,
+  calculatedFieldMetricFilterDefaultScript,
+  calculatedFieldMetricMapDefaultScript,
   FORBIDDEN_NAMES,
   forbiddenNamesValidator,
   uniqueNameValidator
@@ -64,11 +66,11 @@ export class CalculatedFieldMetricsPanelComponent implements OnInit {
     name: ['', [Validators.required, forbiddenNamesValidator(FORBIDDEN_NAMES), Validators.pattern(charsWithNumRegex), Validators.maxLength(255)]],
     function: [AggFunction.AVG],
     allowFilter: [false],
-    filter: ['', Validators.required],
+    filter: [calculatedFieldMetricFilterDefaultScript, Validators.required],
     input: this.fb.group({
       type: [AggInputType.key],
       key: ['', Validators.required],
-      function: ['', Validators.required],
+      function: [calculatedFieldMetricMapDefaultScript, Validators.required],
     }),
     defaultValue: [null]
   });
diff --git a/ui-ngx/src/app/modules/home/components/calculated-fields/components/output/calculated-field-output.component.html b/ui-ngx/src/app/modules/home/components/calculated-fields/components/output/calculated-field-output.component.html
index c1d55dd03a..b0005cad7a 100644
--- a/ui-ngx/src/app/modules/home/components/calculated-fields/components/output/calculated-field-output.component.html
+++ b/ui-ngx/src/app/modules/home/components/calculated-fields/components/output/calculated-field-output.component.html
@@ -30,7 +30,7 @@
         </mat-select>
       </mat-form-field>
       @if (outputForm.get('type').value === OutputType.Attribute
-      && (entityId.entityType === EntityType.DEVICE || entityId.entityType === EntityType.DEVICE_PROFILE)) {
+      && (entityId?.entityType === EntityType.DEVICE || entityId?.entityType === EntityType.DEVICE_PROFILE)) {
         <mat-form-field class="flex-1" appearance="outline" subscriptSizing="dynamic">
           <mat-label>{{ 'calculated-fields.attribute-scope' | translate }}</mat-label>
           <mat-select formControlName="scope" class="w-full">
diff --git a/ui-ngx/src/app/modules/home/components/vc/entity-types-version-load.component.html b/ui-ngx/src/app/modules/home/components/vc/entity-types-version-load.component.html
index 32da6c4e35..828b5eac1e 100644
--- a/ui-ngx/src/app/modules/home/components/vc/entity-types-version-load.component.html
+++ b/ui-ngx/src/app/modules/home/components/vc/entity-types-version-load.component.html
@@ -72,7 +72,9 @@
                   <mat-checkbox [class.hidden]="entityTypesWithoutRelatedData.has(entityTypeFormGroup.get('entityType').value)" formControlName="loadRelations">
                     {{ 'version-control.load-relations' | translate }}
                   </mat-checkbox>
-                  <mat-checkbox [class.hidden]="!typesWithCalculatedFields.has(entityTypeFormGroup.get('entityType').value)" formControlName="loadCalculatedFields">
+                  <mat-checkbox [class.hidden]="!typesWithCalculatedFields.has(entityTypeFormGroup.get('entityType').value)"
+                                formControlName="loadCalculatedFields"
+                                class="checkbox-pre-line">
                     {{ 'version-control.load-calculated-fields' | translate }}
                   </mat-checkbox>
                 </div>
diff --git a/ui-ngx/src/app/shared/models/calculated-field.models.ts b/ui-ngx/src/app/shared/models/calculated-field.models.ts
index db3da4235e..9370e59835 100644
--- a/ui-ngx/src/app/shared/models/calculated-field.models.ts
+++ b/ui-ngx/src/app/shared/models/calculated-field.models.ts
@@ -1083,3 +1083,14 @@ export interface CalculatedFieldsQuery {
   entities?: Array<string>;
   name?: Array<string>;
 }
+
+export const calculatedFieldMetricFilterDefaultScript =
+  '// Sample filter script to include only active and unoccupied parking spaces\n' +
+  '// Goal: Count only parking spaces that are active and currently free\n\n' +
+  'return active == true && occupied == false;';
+
+export const calculatedFieldMetricMapDefaultScript =
+  '// Sample map script to convert temperature from Fahrenheit to Celsius\n' +
+  '// Goal: Apply conversion per entity before aggregation (e.g., for average temperature)\n\n' +
+  'var temperatureC = (temperature - 32) / 1.8;\n' +
+  'return toFixed(temperatureC, 2);';
diff --git a/ui-ngx/src/assets/locale/locale.constant-en_US.json b/ui-ngx/src/assets/locale/locale.constant-en_US.json
index 26a2c938de..5e083ec165 100644
--- a/ui-ngx/src/assets/locale/locale.constant-en_US.json
+++ b/ui-ngx/src/assets/locale/locale.constant-en_US.json
@@ -1552,7 +1552,7 @@
         "mode": "Mode",
         "type": "Type",
         "value-required": "Value is required.",
-        "min-value": "Value must be 0 or greater.",
+        "min-value": "Value must be 1 or greater.",
         "argument-in-use": "Argument is used as general argument.",
         "import-invalid-alarm-rule-type": "Unable to import alarm rule: Invalid alarm rule structure.",
         "no-filter-preview": "No filter specified",
@@ -7257,7 +7257,7 @@
         "load-relations": "Load relations",
         "load-attributes": "Load attributes",
         "load-credentials": "Load credentials",
-        "load-calculated-fields": "Load calculated fields",
+        "load-calculated-fields": "Load calculated fields and alarm rules",
         "compare-with-current": "Compare with current",
         "diff-entity-with-version": "Diff with entity version '{{versionName}}'",
         "previous-difference": "Previous Difference",