diff --git a/src-ui/src/app/components/admin/tasks/tasks.component.html b/src-ui/src/app/components/admin/tasks/tasks.component.html
index 116d35f89..b8e4f3ff5 100644
--- a/src-ui/src/app/components/admin/tasks/tasks.component.html
+++ b/src-ui/src/app/components/admin/tasks/tasks.component.html
@@ -11,6 +11,9 @@
     <button class="btn btn-sm btn-outline-primary me-2" (click)="dismissTasks()" *pngxIfPermissions="{ action: PermissionAction.Change, type: PermissionType.PaperlessTask }" [disabled]="visibleTasks.length === 0">
       <i-bs name="check2-all" class="me-1"></i-bs>{{dismissButtonText}}
     </button>
+    <button class="btn btn-sm btn-outline-primary me-2" (click)="dismissAllTasks()" *pngxIfPermissions="{ action: PermissionAction.Change, type: PermissionType.PaperlessTask }" [disabled]="totalTasks === 0">
+      <i-bs name="check2-all" class="me-1"></i-bs><ng-container i18n>Dismiss all</ng-container>
+    </button>
     <div class="form-check form-switch mb-0 ms-2">
       <input class="form-check-input" type="checkbox" role="switch" [(ngModel)]="autoRefreshEnabled">
       <label class="form-check-label" for="autoRefreshSwitch" i18n>Auto refresh</label>
diff --git a/src-ui/src/app/components/admin/tasks/tasks.component.spec.ts b/src-ui/src/app/components/admin/tasks/tasks.component.spec.ts
index 962895295..7a0034ea1 100644
--- a/src-ui/src/app/components/admin/tasks/tasks.component.spec.ts
+++ b/src-ui/src/app/components/admin/tasks/tasks.component.spec.ts
@@ -295,6 +295,7 @@ describe('TasksComponent', () => {
     const headerText = header.nativeElement.textContent
 
     expect(headerText).toContain('Dismiss visible')
+    expect(headerText).toContain('Dismiss all')
     expect(headerText).toContain('Auto refresh')
     expect(headerText).not.toContain('All types')
     expect(headerText).not.toContain('All sources')
@@ -495,6 +496,19 @@ describe('TasksComponent', () => {
     expect(dismissSpy).toHaveBeenCalledWith(new Set([467, 466]))
   })
 
+  it('should support dismiss all tasks', () => {
+    let modal: NgbModalRef
+    modalService.activeInstances.subscribe((m) => (modal = m[m.length - 1]))
+    const dismissSpy = jest.spyOn(tasksService, 'dismissAllTasks')
+
+    component.dismissAllTasks()
+
+    expect(modal).not.toBeUndefined()
+    expect(modal.componentInstance.messageBold).toBe('Dismiss all 7 tasks?')
+    modal.componentInstance.confirmClicked.emit()
+    expect(dismissSpy).toHaveBeenCalled()
+  })
+
   it('should dismiss the currently visible scoped and filtered tasks', () => {
     component.setSection(TaskSection.InProgress)
     component.setTaskType(PaperlessTaskType.SanityCheck)
diff --git a/src-ui/src/app/components/admin/tasks/tasks.component.ts b/src-ui/src/app/components/admin/tasks/tasks.component.ts
index 884ede0d6..4aff56c6d 100644
--- a/src-ui/src/app/components/admin/tasks/tasks.component.ts
+++ b/src-ui/src/app/components/admin/tasks/tasks.component.ts
@@ -334,6 +334,34 @@ export class TasksComponent
     }
   }
 
+  dismissAllTasks() {
+    if (this.totalTasks === 0) {
+      return
+    }
+
+    let modal = this.modalService.open(ConfirmDialogComponent, {
+      backdrop: 'static',
+    })
+    modal.componentInstance.title = $localize`Confirm Dismiss All`
+    modal.componentInstance.messageBold = $localize`Dismiss all ${this.totalTasks} tasks?`
+    modal.componentInstance.btnClass = 'btn-warning'
+    modal.componentInstance.btnCaption = $localize`Dismiss`
+    modal.componentInstance.confirmClicked.pipe(first()).subscribe(() => {
+      modal.componentInstance.buttonsEnabled = false
+      modal.close()
+      this.tasksService.dismissAllTasks().subscribe({
+        next: () => {
+          this.reloadPage(false)
+        },
+        error: (e) => {
+          this.toastService.showError($localize`Error dismissing tasks`, e)
+          modal.componentInstance.buttonsEnabled = true
+        },
+      })
+      this.clearSelection()
+    })
+  }
+
   expandTask(task: PaperlessTask) {
     this.expandedTask = this.expandedTask == task.id ? undefined : task.id
   }
diff --git a/src-ui/src/app/services/tasks.service.spec.ts b/src-ui/src/app/services/tasks.service.spec.ts
index 3cc35232d..1ae217543 100644
--- a/src-ui/src/app/services/tasks.service.spec.ts
+++ b/src-ui/src/app/services/tasks.service.spec.ts
@@ -80,6 +80,27 @@ describe('TasksService', () => {
       .flush({ count: 0, results: [] })
   })
 
+  it('calls acknowledge_tasks api endpoint on dismiss all and reloads', () => {
+    tasksService.dismissAllTasks().subscribe()
+    const req = httpTestingController.expectOne(
+      `${environment.apiBaseUrl}tasks/acknowledge/`
+    )
+    expect(req.request.method).toEqual('POST')
+    expect(req.request.body).toEqual({
+      all: true,
+    })
+    req.flush([])
+    // reload is then called
+    httpTestingController
+      .expectOne(
+        (req: HttpRequest<unknown>) =>
+          req.url === `${environment.apiBaseUrl}tasks/` &&
+          req.params.get('acknowledged') === 'false' &&
+          req.params.get('page_size') === '1000'
+      )
+      .flush({ count: 0, results: [] })
+  })
+
   it('groups mixed task types by status when reloading', () => {
     expect(tasksService.total).toEqual(0)
     const mockTasks = [
diff --git a/src-ui/src/app/services/tasks.service.ts b/src-ui/src/app/services/tasks.service.ts
index 1eb5e0837..a3ae283ed 100644
--- a/src-ui/src/app/services/tasks.service.ts
+++ b/src-ui/src/app/services/tasks.service.ts
@@ -116,6 +116,20 @@ export class TasksService {
       )
   }
 
+  public dismissAllTasks(): Observable<any> {
+    return this.http
+      .post(`${this.baseUrl}tasks/acknowledge/`, {
+        all: true,
+      })
+      .pipe(
+        first(),
+        takeUntil(this.unsubscribeNotifer),
+        tap(() => {
+          this.reload()
+        })
+      )
+  }
+
   public cancelPending(): void {
     this.unsubscribeNotifer.next(true)
   }