diff --git a/msa/tb-node/docker/Dockerfile b/msa/tb-node/docker/Dockerfile
index 21babfdfbf..51618675bb 100644
--- a/msa/tb-node/docker/Dockerfile
+++ b/msa/tb-node/docker/Dockerfile
@@ -16,6 +16,8 @@
 
 FROM thingsboard/openjdk11
 
+RUN echo 'networkaddress.cache.ttl=60' >> /etc/java-11-openjdk/security/java.security
+
 COPY start-tb-node.sh ${pkg.name}.deb /tmp/
 
 RUN chmod a+x /tmp/*.sh \
diff --git a/ui-ngx/src/app/core/api/data-aggregator.ts b/ui-ngx/src/app/core/api/data-aggregator.ts
index 971f037282..300998548c 100644
--- a/ui-ngx/src/app/core/api/data-aggregator.ts
+++ b/ui-ngx/src/app/core/api/data-aggregator.ts
@@ -308,7 +308,7 @@ export class DataAggregator {
           }
           aggKeyData.delete(aggTimestamp);
           this.updatedData = true;
-        } else if (aggTimestamp < this.endTs) {
+        } else if (aggTimestamp < this.endTs || this.noAggregation) {
           const kvPair: [number, any] = [aggTimestamp, aggData.aggValue];
           keyData.push(kvPair);
         }
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/markdown-widget.component.scss b/ui-ngx/src/app/modules/home/components/widget/lib/markdown-widget.component.scss
index bea3ee1509..4ac6bf9095 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/markdown-widget.component.scss
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/markdown-widget.component.scss
@@ -16,6 +16,7 @@
 
 .tb-markdown-view {
   display: block;
+  height: 100%;
   ::ng-deep {
     h1 {
       font-size: 32px;
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/multiple-input-widget.component.html b/ui-ngx/src/app/modules/home/components/widget/lib/multiple-input-widget.component.html
index 5dc5bc4be2..65db045157 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/multiple-input-widget.component.html
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/multiple-input-widget.component.html
@@ -122,7 +122,7 @@
     </div>
   </div>
   <div class="tb-multiple-input__errors" fxLayout="column" fxLayoutAlign="center center" style="height: 100%;"
-       *ngIf="!entityDetected || !isAllParametersValid">
+       *ngIf="(!entityDetected || !isAllParametersValid) && datasourceDetected">
     <div style="text-align: center; font-size: 18px; color: #a0a0a0;" [fxHide]="entityDetected">
       {{ 'widgets.input-widgets.no-entity-selected' | translate }}
     </div>
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/multiple-input-widget.component.ts b/ui-ngx/src/app/modules/home/components/widget/lib/multiple-input-widget.component.ts
index 5ba5651511..def6404ffc 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/multiple-input-widget.component.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/multiple-input-widget.component.ts
@@ -117,6 +117,7 @@ export class MultipleInputWidgetComponent extends PageComponent implements OnIni
   resetButtonLabel: string;
 
   entityDetected = false;
+  datasourceDetected = false;
   isAllParametersValid = true;
 
   multipleInputFormGroup: FormGroup;
@@ -203,7 +204,8 @@ export class MultipleInputWidgetComponent extends PageComponent implements OnIni
   }
 
   private updateDatasources() {
-    if (this.datasources && this.datasources.length) {
+    this.datasourceDetected = this.datasources?.length !== 0;
+    if (this.datasourceDetected) {
       this.entityDetected = true;
       let keyIndex = 0;
       this.datasources.forEach((datasource) => {
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/qrcode-widget.component.html b/ui-ngx/src/app/modules/home/components/widget/lib/qrcode-widget.component.html
index 6423bf33ce..48f888340a 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/qrcode-widget.component.html
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/qrcode-widget.component.html
@@ -17,6 +17,8 @@
 -->
 <div fxLayout="column" fxLayoutAlign="center center" style="width: 100%; height: 100%;">
   <canvas fxFlex #canvas [ngStyle]="{display: qrCodeText && !invalidQrCodeText ? 'block' : 'none'}"></canvas>
-  <div *ngIf="!qrCodeText && !invalidQrCodeText" translate>entity.no-data</div>
-  <div *ngIf="invalidQrCodeText" translate>widgets.invalid-qr-code-text</div>
+  <div *ngIf="datasourceDetected">
+    <div *ngIf="!qrCodeText && !invalidQrCodeText" style="text-align: center" translate>entity.no-data</div>
+    <div *ngIf="invalidQrCodeText" style="text-align: center" translate>widgets.invalid-qr-code-text</div>
+  </div>
 </div>
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/qrcode-widget.component.ts b/ui-ngx/src/app/modules/home/components/widget/lib/qrcode-widget.component.ts
index dff51a1378..a7c2c46911 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/qrcode-widget.component.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/qrcode-widget.component.ts
@@ -54,6 +54,7 @@ export class QrCodeWidgetComponent extends PageComponent implements OnInit, Afte
 
   qrCodeText: string;
   invalidQrCodeText = false;
+  datasourceDetected = false;
 
   private viewInited: boolean;
   private scheduleUpdateCanvas: boolean;
@@ -95,6 +96,8 @@ export class QrCodeWidgetComponent extends PageComponent implements OnInit, Afte
           data: []
         }
       ];
+    } else {
+      this.datasourceDetected = false;
     }
     if (initialData) {
       const data = parseData(initialData);
@@ -103,6 +106,7 @@ export class QrCodeWidgetComponent extends PageComponent implements OnInit, Afte
         safeExecute(this.qrCodeTextFunction, [dataSourceData]) : this.settings.qrCodeTextPattern;
       const replaceInfo = processPattern(pattern, dataSourceData);
       qrCodeText = fillPattern(pattern, replaceInfo, dataSourceData);
+      this.datasourceDetected = true;
     }
     this.updateQrCodeText(qrCodeText);
   }
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/rpc/switch.component.scss b/ui-ngx/src/app/modules/home/components/widget/lib/rpc/switch.component.scss
index d5f5e2be56..293246c79e 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/rpc/switch.component.scss
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/rpc/switch.component.scss
@@ -45,6 +45,7 @@ $error-height: 14px !default;
       font-weight: 500;
       color: #757575;
       white-space: nowrap;
+      z-index: 1;
 
       .off-label {
         color: #b7b5b5;
@@ -86,6 +87,8 @@ $error-height: 14px !default;
 :host ::ng-deep {
   .tb-switch {
     .switch {
+      z-index: 1;
+
       mat-slide-toggle {
         position: absolute;
         top: 0;
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/timeseries-table-widget.component.ts b/ui-ngx/src/app/modules/home/components/widget/lib/timeseries-table-widget.component.ts
index 3f36769baf..94efa03663 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/timeseries-table-widget.component.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/timeseries-table-widget.component.ts
@@ -19,7 +19,6 @@ import {
   Component,
   ElementRef,
   Input,
-  NgZone,
   OnInit,
   QueryList,
   ViewChild,
@@ -59,7 +58,8 @@ import {
   getCellStyleInfo,
   getRowStyleInfo,
   RowStyleInfo,
-  TableWidgetDataKeySettings, TableWidgetSettings
+  TableWidgetDataKeySettings,
+  TableWidgetSettings
 } from '@home/components/widget/lib/table-widget.models';
 import { Overlay } from '@angular/cdk/overlay';
 import { SubscriptionEntityInfo } from '@core/api/widget-api.models';
@@ -151,7 +151,6 @@ export class TimeseriesTableWidgetComponent extends PageComponent implements OnI
 
   constructor(protected store: Store<AppState>,
               private elementRef: ElementRef,
-              private ngZone: NgZone,
               private overlay: Overlay,
               private viewContainerRef: ViewContainerRef,
               private utils: UtilsService,
@@ -199,6 +198,7 @@ export class TimeseriesTableWidgetComponent extends PageComponent implements OnI
   public onDataUpdated() {
     this.updateCurrentSourceData();
     this.clearCache();
+    this.ctx.detectChanges();
   }
 
   private initialize() {
@@ -291,7 +291,7 @@ export class TimeseriesTableWidgetComponent extends PageComponent implements OnI
         if (this.actionCellDescriptors.length) {
           source.displayedColumns.push('actions');
         }
-        const tsDatasource = new TimeseriesDatasource(source, this.hideEmptyLines, this.dateFormatFilter, this.datePipe, this.ngZone);
+        const tsDatasource = new TimeseriesDatasource(source, this.hideEmptyLines, this.dateFormatFilter, this.datePipe);
         tsDatasource.dataUpdated(this.data);
         this.sources.push(source);
       }
@@ -574,8 +574,7 @@ class TimeseriesDatasource implements DataSource<TimeseriesRow> {
     private source: TimeseriesTableSource,
     private hideEmptyLines: boolean,
     private dateFormatFilter: string,
-    private datePipe: DatePipe,
-    private ngZone: NgZone
+    private datePipe: DatePipe
   ) {
     this.source.timeseriesDatasource = this;
   }
@@ -598,10 +597,8 @@ class TimeseriesDatasource implements DataSource<TimeseriesRow> {
       catchError(() => of(emptyPageData<TimeseriesRow>())),
     ).subscribe(
       (pageData) => {
-        this.ngZone.run(() => {
-          this.rowsSubject.next(pageData.data);
-          this.pageDataSubject.next(pageData);
-        });
+        this.rowsSubject.next(pageData.data);
+        this.pageDataSubject.next(pageData);
       }
     );
   }