diff --git a/ui-ngx/src/app/shared/components/image/gallery-image-input.component.html b/ui-ngx/src/app/shared/components/image/gallery-image-input.component.html
index e822e19f64..d97035c048 100644
--- a/ui-ngx/src/app/shared/components/image/gallery-image-input.component.html
+++ b/ui-ngx/src/app/shared/components/image/gallery-image-input.component.html
@@ -66,12 +66,11 @@
       </button>
     </div>
     <div *ngIf="linkType === ImageLinkType.none && !disabled" class="tb-image-select-buttons-container">
-      <button #browseGalleryButton
-              mat-stroked-button
+      <button mat-stroked-button
               type="button"
               color="primary"
               class="tb-image-select-button"
-              (click)="toggleGallery($event, browseGalleryButton)">
+              (click)="openGallery($event)">
         <tb-icon matButtonIcon>filter</tb-icon>
         <span translate>image.browse-from-gallery</span>
       </button>
diff --git a/ui-ngx/src/app/shared/components/image/gallery-image-input.component.ts b/ui-ngx/src/app/shared/components/image/gallery-image-input.component.ts
index e513ccb58e..9b81a0eaba 100644
--- a/ui-ngx/src/app/shared/components/image/gallery-image-input.component.ts
+++ b/ui-ngx/src/app/shared/components/image/gallery-image-input.component.ts
@@ -14,16 +14,7 @@
 /// limitations under the License.
 ///
 
-import {
-  ChangeDetectorRef,
-  Component,
-  forwardRef,
-  Input,
-  OnDestroy,
-  OnInit,
-  Renderer2,
-  ViewContainerRef
-} from '@angular/core';
+import { ChangeDetectorRef, Component, forwardRef, Input, OnDestroy, OnInit } from '@angular/core';
 import { PageComponent } from '@shared/components/page.component';
 import { Store } from '@ngrx/store';
 import { AppState } from '@core/core.state';
@@ -33,12 +24,13 @@ import {
   extractParamsFromImageResourceUrl,
   ImageResourceInfo,
   isBase64DataImageUrl,
-  isImageResourceUrl, prependTbImagePrefix, removeTbImagePrefix
+  isImageResourceUrl,
+  prependTbImagePrefix,
+  removeTbImagePrefix
 } from '@shared/models/resource.models';
 import { ImageService } from '@core/http/image.service';
-import { MatButton } from '@angular/material/button';
-import { TbPopoverService } from '@shared/components/popover.service';
-import { ImageGalleryComponent } from '@shared/components/image/image-gallery.component';
+import { MatDialog } from '@angular/material/dialog';
+import { ImageGalleryDialogComponent } from '@shared/components/image/image-gallery-dialog.component';
 
 export enum ImageLinkType {
   none = 'none',
@@ -87,10 +79,8 @@ export class GalleryImageInputComponent extends PageComponent implements OnInit,
 
   constructor(protected store: Store<AppState>,
               private imageService: ImageService,
-              private cd: ChangeDetectorRef,
-              private renderer: Renderer2,
-              private viewContainerRef: ViewContainerRef,
-              private popoverService: TbPopoverService) {
+              private dialog: MatDialog,
+              private cd: ChangeDetectorRef) {
     super(store);
   }
 
@@ -194,32 +184,22 @@ export class GalleryImageInputComponent extends PageComponent implements OnInit,
     this.linkType = ImageLinkType.external;
   }
 
-  toggleGallery($event: Event, browseGalleryButton: MatButton) {
+  openGallery($event: Event): void {
     if ($event) {
       $event.stopPropagation();
     }
-    const trigger = browseGalleryButton._elementRef.nativeElement;
-    if (this.popoverService.hasPopover(trigger)) {
-      this.popoverService.hidePopover(trigger);
-    } else {
-      const ctx: any = {
-        pageMode: false,
-        popoverMode: true,
-        mode: 'grid',
-        selectionMode: true
-      };
-      const imageGalleryPopover = this.popoverService.displayPopover(trigger, this.renderer,
-        this.viewContainerRef, ImageGalleryComponent, 'top', true, null,
-        ctx,
-        {},
-        {}, {}, true);
-      imageGalleryPopover.tbComponentRef.instance.imageSelected.subscribe((image) => {
-        imageGalleryPopover.hide();
+    this.dialog.open<ImageGalleryDialogComponent, any,
+      ImageResourceInfo>(ImageGalleryDialogComponent, {
+        autoFocus: false,
+        disableClose: false,
+        panelClass: ['tb-dialog', 'tb-fullscreen-dialog']
+    }).afterClosed().subscribe((image) => {
+      if (image) {
         this.linkType = ImageLinkType.resource;
         this.imageResource = image;
         this.updateModel(image.link);
-      });
-    }
+      }
+    });
   }
 
 }
diff --git a/ui-ngx/src/app/shared/components/image/image-gallery-dialog.component.html b/ui-ngx/src/app/shared/components/image/image-gallery-dialog.component.html
new file mode 100644
index 0000000000..8e24e2ffb2
--- /dev/null
+++ b/ui-ngx/src/app/shared/components/image/image-gallery-dialog.component.html
@@ -0,0 +1,32 @@
+<!--
+
+    Copyright © 2016-2024 The Thingsboard Authors
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+
+-->
+<div class="tb-image-gallery-dialog">
+  <button class="tb-image-gallery-close tb-mat-20"
+          mat-icon-button
+          (click)="cancel()"
+          type="button">
+    <mat-icon>close</mat-icon>
+  </button>
+  <tb-image-gallery
+    pageMode="false"
+    dialogMode
+    mode="grid"
+    selectionMode
+    (imageSelected)="imageSelected($event)">
+  </tb-image-gallery>
+</div>
diff --git a/ui-ngx/src/app/shared/components/image/image-gallery-dialog.component.scss b/ui-ngx/src/app/shared/components/image/image-gallery-dialog.component.scss
new file mode 100644
index 0000000000..6ebda09fb5
--- /dev/null
+++ b/ui-ngx/src/app/shared/components/image/image-gallery-dialog.component.scss
@@ -0,0 +1,47 @@
+/**
+ * Copyright © 2016-2024 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+@import '../../../../scss/constants';
+
+:host {
+  .tb-image-gallery-dialog {
+    position: relative;
+    padding: 24px 32px 16px 32px;
+    width: 100vw;
+    height: 100vh;
+    max-height: 100vh;
+    @media #{$mat-gt-xs} {
+      width: 80vw;
+      height: 80vh;
+      max-height: 80vh;
+    }
+    @media #{$mat-gt-sm} {
+      width: 700px;
+    }
+    @media #{$mat-gt-md} {
+      width: 900px;
+    }
+    @media #{$mat-gt-xl} {
+      width: 900px;
+    }
+    .tb-image-gallery-close {
+      position: absolute;
+      top: 12px;
+      right: 12px;
+      z-index: 1;
+      color: rgba(0, 0, 0, 0.38);
+    }
+  }
+}
diff --git a/ui-ngx/src/app/shared/components/image/image-gallery-dialog.component.ts b/ui-ngx/src/app/shared/components/image/image-gallery-dialog.component.ts
new file mode 100644
index 0000000000..482fbe76a5
--- /dev/null
+++ b/ui-ngx/src/app/shared/components/image/image-gallery-dialog.component.ts
@@ -0,0 +1,62 @@
+///
+/// Copyright © 2016-2024 The Thingsboard Authors
+///
+/// Licensed under the Apache License, Version 2.0 (the "License");
+/// you may not use this file except in compliance with the License.
+/// You may obtain a copy of the License at
+///
+///     http://www.apache.org/licenses/LICENSE-2.0
+///
+/// Unless required by applicable law or agreed to in writing, software
+/// distributed under the License is distributed on an "AS IS" BASIS,
+/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+/// See the License for the specific language governing permissions and
+/// limitations under the License.
+///
+
+import { Component, Inject, OnInit, SkipSelf } from '@angular/core';
+import { ErrorStateMatcher } from '@angular/material/core';
+import { MAT_DIALOG_DATA, MatDialog, MatDialogRef } from '@angular/material/dialog';
+import { Store } from '@ngrx/store';
+import { AppState } from '@core/core.state';
+import { UntypedFormBuilder, UntypedFormGroup, Validators } from '@angular/forms';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
+import { ImageService } from '@core/http/image.service';
+import { ImageResourceInfo, imageResourceType } from '@shared/models/resource.models';
+import {
+  UploadImageDialogComponent,
+  UploadImageDialogData
+} from '@shared/components/image/upload-image-dialog.component';
+import { UrlHolder } from '@shared/pipe/image.pipe';
+import { ImportExportService } from '@shared/import-export/import-export.service';
+import { EmbedImageDialogComponent, EmbedImageDialogData } from '@shared/components/image/embed-image-dialog.component';
+
+@Component({
+  selector: 'tb-image-gallery-dialog',
+  templateUrl: './image-gallery-dialog.component.html',
+  styleUrls: ['./image-gallery-dialog.component.scss']
+})
+export class ImageGalleryDialogComponent extends
+  DialogComponent<ImageGalleryDialogComponent, ImageResourceInfo> implements OnInit {
+
+  constructor(protected store: Store<AppState>,
+              protected router: Router,
+              private imageService: ImageService,
+              private dialog: MatDialog,
+              public dialogRef: MatDialogRef<ImageGalleryDialogComponent, ImageResourceInfo>) {
+    super(store, router, dialogRef);
+  }
+
+  ngOnInit(): void {
+  }
+
+  cancel(): void {
+    this.dialogRef.close(null);
+  }
+
+  imageSelected(image: ImageResourceInfo): void {
+    this.dialogRef.close(image);
+  }
+
+}
diff --git a/ui-ngx/src/app/shared/components/image/image-gallery.component.html b/ui-ngx/src/app/shared/components/image/image-gallery.component.html
index 3e357a21b3..21b10e8c66 100644
--- a/ui-ngx/src/app/shared/components/image/image-gallery.component.html
+++ b/ui-ngx/src/app/shared/components/image/image-gallery.component.html
@@ -15,11 +15,11 @@
     limitations under the License.
 
 -->
-<div class="tb-images tb-absolute-fill" [ngClass]="{'tb-popover-mode': popoverMode, 'mat-padding': !popoverMode}">
+<div class="tb-images tb-absolute-fill" [ngClass]="{'tb-dialog-mode': dialogMode, 'mat-padding': !dialogMode}">
   <div fxFlex fxLayout="column" class="tb-images-content" [ngClass]="{'tb-outlined-border': pageMode}">
     <mat-toolbar class="mat-mdc-table-toolbar"
-                 fxLayout.lt-md="column" fxLayoutAlign.lt-md="start stretch"
-                 [fxShow]="!textSearchMode && (mode === 'grid' || dataSource?.selection.isEmpty())" [ngClass.lt-md]="{'multi-row': !isSysAdmin}">
+                 fxLayout.lt-lg="column" fxLayoutAlign.lt-lg="start stretch"
+                 [fxShow]="!textSearchMode && (mode === 'grid' || dataSource?.selection.isEmpty())" [ngClass.lt-lg]="{'multi-row': !isSysAdmin}">
       <div fxFlex fxLayout="row" fxLayoutAlign="start center">
         <div class="mat-toolbar-tools">
           <span fxHide fxShow.gt-sm class="tb-images-title" translate>image.gallery</span>
@@ -44,11 +44,11 @@
             </div>
           </div>
           <mat-slide-toggle *ngIf="!isSysAdmin"
-                            fxHide fxShow.gt-sm
+                            fxHide fxShow.gt-md
                             [ngModel]="includeSystemImages"
                             (ngModelChange)="includeSystemImagesChanged($event)">{{ 'image.include-system-images' | translate }}</mat-slide-toggle>
         </div>
-        <section fxFlex fxLayout="row" fxLayoutAlign="start center" fxLayoutGap="16px">
+        <section fxFlex fxLayout="row" fxLayoutAlign="start center" fxLayoutGap.gt-md="16px">
           <span fxFlex></span>
           <section fxLayout="row" fxLayoutAlign="start center">
             <button [disabled]="isLoading$ | async"
@@ -79,7 +79,7 @@
                     (click)="uploadImage()"
                     matTooltip="{{'image.upload-image' | translate }}"
                     matTooltipPosition="above">
-              <mat-icon>upload</mat-icon>
+              <mat-icon>add</mat-icon>
             </button>
           </section>
           <button fxHide fxShow.gt-md
@@ -91,7 +91,7 @@
           </button>
         </section>
       </div>
-      <mat-slide-toggle *ngIf="!isSysAdmin" fxHide fxShow.lt-md
+      <mat-slide-toggle *ngIf="!isSysAdmin" fxHide fxShow.lt-lg
                         [ngModel]="includeSystemImages"
                         (ngModelChange)="includeSystemImagesChanged($event)">{{ 'image.include-system-images' | translate }}</mat-slide-toggle>
     </mat-toolbar>
@@ -293,7 +293,7 @@
                      [hidePageSize]="hidePageSize"
                      showFirstLastButtons></mat-paginator>
     </div>
-    <div fxFlex class="mat-padding" *ngIf="mode === 'grid'" fxLayout="column">
+    <div *ngIf="mode === 'grid'" fxFlex [ngClass]="{'mat-padding': !dialogMode}" fxLayout="column">
       <tb-scroll-grid fxFlex
         [columns]="gridColumns"
         [itemSize]="gridImagesItemSizeStrategy"
diff --git a/ui-ngx/src/app/shared/components/image/image-gallery.component.scss b/ui-ngx/src/app/shared/components/image/image-gallery.component.scss
index 3d95d216bd..cd81199053 100644
--- a/ui-ngx/src/app/shared/components/image/image-gallery.component.scss
+++ b/ui-ngx/src/app/shared/components/image/image-gallery.component.scss
@@ -19,36 +19,12 @@ $tb-button-selected-color: rgb(255, 110, 64) !default;
 
 .tb-images {
 
-  &.tb-popover-mode {
-    padding-top: 8px;
+  &.tb-dialog-mode {
     position: relative;
-    width: 300px;
-    height: 500px;
-    max-width: calc(100vw - 50px);
-    max-height: calc(100vh - 100px);
-    @media #{$mat-gt-xs} {
-      width: 500px;
-      height: 600px;
-    }
-    @media #{$mat-gt-sm} {
-      width: 700px;
-      height: 600px;
-    }
-    @media #{$mat-gt-md} {
-      width: 1000px;
-      height: 700px;
-    }
-    @media #{$mat-gt-xmd} {
-      width: 1300px;
-      height: 700px;
-    }
-    @media #{$mat-gt-xl} {
-      width: 1600px;
-      height: 800px;
-    }
-    @media screen and (min-width: 2320px) {
-      width: 2000px;
-      height: 800px;
+    width: 100%;
+    height: 100%;
+    .mat-toolbar.mat-mdc-table-toolbar {
+      padding: 0;
     }
   }
 
diff --git a/ui-ngx/src/app/shared/components/image/image-gallery.component.ts b/ui-ngx/src/app/shared/components/image/image-gallery.component.ts
index ebdca010e3..d0451cebcd 100644
--- a/ui-ngx/src/app/shared/components/image/image-gallery.component.ts
+++ b/ui-ngx/src/app/shared/components/image/image-gallery.component.ts
@@ -88,15 +88,11 @@ const pageGridColumns: ScrollGridColumns = {
   }
 };
 
-const popoverGridColumns: ScrollGridColumns = {
-  columns: 1,
+const dialogGridColumns: ScrollGridColumns = {
+  columns: 2,
   breakpoints: {
-    'screen and (min-width: 2320px)': 8,
-    'gt-lg': 6,
-    'screen and (min-width: 1600px)': 5,
     'gt-md': 4,
-    'gt-sm': 3,
-    'gt-xs': 2
+    'gt-xs': 3
   }
 };
 
@@ -111,18 +107,25 @@ export class ImageGalleryComponent extends PageComponent implements OnInit, OnDe
   @HostBinding('style.display')
   private display = 'block';
 
+  @HostBinding('style.width')
+  private width = '100%';
+
+  @HostBinding('style.height')
+  private height = '100%';
+
   @Input()
   @coerceBoolean()
   pageMode = true;
 
   @Input()
   @coerceBoolean()
-  popoverMode = false;
+  dialogMode = false;
 
   @Input()
   mode: 'list' | 'grid' = 'list';
 
   @Input()
+  @coerceBoolean()
   selectionMode = false;
 
   @Output()
@@ -194,7 +197,7 @@ export class ImageGalleryComponent extends PageComponent implements OnInit, OnDe
   }
 
   ngOnInit(): void {
-    this.gridColumns = this.popoverMode ? popoverGridColumns : pageGridColumns;
+    this.gridColumns = this.dialogMode ? dialogGridColumns : pageGridColumns;
     this.displayedColumns = this.computeDisplayedColumns();
     let sortOrder: SortOrder = this.defaultSortOrder;
     this.pageSizeOptions = [this.defaultPageSize, this.defaultPageSize * 2, this.defaultPageSize * 3];
diff --git a/ui-ngx/src/app/shared/shared.module.ts b/ui-ngx/src/app/shared/shared.module.ts
index 434e75affb..380fb4d822 100644
--- a/ui-ngx/src/app/shared/shared.module.ts
+++ b/ui-ngx/src/app/shared/shared.module.ts
@@ -215,6 +215,7 @@ import { ImagesInUseDialogComponent } from '@shared/components/image/images-in-u
 import { GalleryImageInputComponent } from '@shared/components/image/gallery-image-input.component';
 import { MultipleGalleryImageInputComponent } from '@shared/components/image/multiple-gallery-image-input.component';
 import { EmbedImageDialogComponent } from '@shared/components/image/embed-image-dialog.component';
+import { ImageGalleryDialogComponent } from '@shared/components/image/image-gallery-dialog.component';
 
 export function MarkedOptionsFactory(markedOptionsService: MarkedOptionsService) {
   return markedOptionsService;
@@ -410,7 +411,8 @@ export function MarkedOptionsFactory(markedOptionsService: MarkedOptionsService)
     ImagesInUseDialogComponent,
     GalleryImageInputComponent,
     MultipleGalleryImageInputComponent,
-    EmbedImageDialogComponent
+    EmbedImageDialogComponent,
+    ImageGalleryDialogComponent
   ],
   imports: [
     CommonModule,
@@ -660,7 +662,8 @@ export function MarkedOptionsFactory(markedOptionsService: MarkedOptionsService)
     ImagesInUseDialogComponent,
     GalleryImageInputComponent,
     MultipleGalleryImageInputComponent,
-    EmbedImageDialogComponent
+    EmbedImageDialogComponent,
+    ImageGalleryDialogComponent
   ]
 })
 export class SharedModule { }