diff --git a/angular/src/app/presentation-options/default-option/components/navbar/navbar.component.html b/angular/src/app/presentation-options/default-option/components/navbar/navbar.component.html
index 407d385..733ee6b 100644
--- a/angular/src/app/presentation-options/default-option/components/navbar/navbar.component.html
+++ b/angular/src/app/presentation-options/default-option/components/navbar/navbar.component.html
@@ -1,5 +1,7 @@
 <div class="container">
-    <mat-icon style="cursor: pointer;" aria-hidden="false" aria-label="Назад" fontIcon="arrow_back_ios" class="back-arrow" (click)="back()"></mat-icon>
+  <div>
+    <mat-icon *ngIf="backEvent" style="cursor: pointer;" aria-hidden="false" aria-label="Назад" fontIcon="arrow_back_ios" class="back-arrow" (click)="back()"></mat-icon>
+    </div>
     <h1 class="title">{{title}}</h1>
     <!-- <div class="plug"></div> -->
     <div *ngIf="showDropdown" class="backdrop" (click)="closeMenu()"></div>
diff --git a/angular/src/app/presentation-options/default-option/components/navbar/navbar.component.ts b/angular/src/app/presentation-options/default-option/components/navbar/navbar.component.ts
index 14e3362..3441fef 100644
--- a/angular/src/app/presentation-options/default-option/components/navbar/navbar.component.ts
+++ b/angular/src/app/presentation-options/default-option/components/navbar/navbar.component.ts
@@ -14,7 +14,7 @@ import { Router } from '@angular/router';
 })
 export class NavbarComponent implements OnInit {
   @Input() title: string = 'Название не задано'
-  @Output() backEvent = new EventEmitter<null>();
+  @Input() backEvent?: () => void;
 
   showMenu: boolean = false;
   showDropdown: boolean = false;
@@ -55,7 +55,9 @@ export class NavbarComponent implements OnInit {
   }
 
   back() {
-    this.backEvent.emit(null)
+    if (this.backEvent) {
+      this.backEvent();
+    }
   }
 
   addToWallet = () => {
diff --git a/angular/src/app/presentation-options/default-option/pages/guest-card/guest-card.component.html b/angular/src/app/presentation-options/default-option/pages/guest-card/guest-card.component.html
index 03d0f89..17bfaa8 100644
--- a/angular/src/app/presentation-options/default-option/pages/guest-card/guest-card.component.html
+++ b/angular/src/app/presentation-options/default-option/pages/guest-card/guest-card.component.html
@@ -1,4 +1,4 @@
-<app-navbar title="Карта гостя" (backEvent)="logout()"></app-navbar>
+<app-navbar title="Карта гостя" [backEvent]="showBack ? logout : undefined"></app-navbar>
 <p-toast position="top-center"></p-toast>
 <ng-container *ngIf="!this.loyaltyProgram.purchaseData.$loading && customerInfo">
   <div class="guest-card">
diff --git a/angular/src/app/presentation-options/default-option/pages/guest-card/guest-card.component.ts b/angular/src/app/presentation-options/default-option/pages/guest-card/guest-card.component.ts
index 38fb195..91c7f7d 100644
--- a/angular/src/app/presentation-options/default-option/pages/guest-card/guest-card.component.ts
+++ b/angular/src/app/presentation-options/default-option/pages/guest-card/guest-card.component.ts
@@ -6,11 +6,10 @@ import { ExitComponent } from 'src/app/components/exit/exit.component';
 import { CookiesService } from 'src/app/services/cookies.service';
 import { WpJsonService } from 'src/app/services/wp-json.service';
 import { environment } from 'src/environments/environment';
-import moment from 'moment';
-import { Moment, Purchase } from 'src/app/interface/data';
 import { LoyaltyProgramService } from 'src/app/services/loyalty-program.service';
 import { MessageService } from 'primeng/api';
 import { MessagingService } from 'src/app/services/messaging.service';
+import { DeviceType, getTypeDevice } from 'src/app/utils';
 
 @Component({
   selector: 'app-guest-card',
@@ -22,6 +21,7 @@ export class GuestCardComponent implements OnInit {
   private isQrCodeClicked: boolean = false;
   public customerInfo!: any;
   public Math: Math = Math;
+  public showBack: boolean = false;
 
   constructor(
     private _bottomSheet: MatBottomSheet,
@@ -34,6 +34,7 @@ export class GuestCardComponent implements OnInit {
   ) { }
 
   ngOnInit(): void {
+    this.showBack = getTypeDevice() === DeviceType.android;
     const token = this.cookiesService.getItem('token');
 
     this.requestPermission();
diff --git a/angular/src/app/presentation-options/default-option/pages/login/login.component.html b/angular/src/app/presentation-options/default-option/pages/login/login.component.html
index 7e9d447..182dd84 100644
--- a/angular/src/app/presentation-options/default-option/pages/login/login.component.html
+++ b/angular/src/app/presentation-options/default-option/pages/login/login.component.html
@@ -1,7 +1,7 @@
 <app-navbar
   *ngIf="phoneForm.value.phone && !isShowNumber"
   [title]="phoneForm.value.phone"
-  (backEvent)="backToPhoneForm()"
+  [backEvent]="backToPhoneForm"
   [ngStyle]="{
     position: 'absolute',
     top: 0
diff --git a/angular/src/app/presentation-options/default-option/pages/login/login.component.ts b/angular/src/app/presentation-options/default-option/pages/login/login.component.ts
index 22b5087..4d4b102 100644
--- a/angular/src/app/presentation-options/default-option/pages/login/login.component.ts
+++ b/angular/src/app/presentation-options/default-option/pages/login/login.component.ts
@@ -55,7 +55,7 @@ export class LoginComponent implements OnInit, AfterViewInit {
 
   @HostListener('window:input', ['$event'])
   HandlKeyEvents(event: any) {
-    if (!event.target.classList.contains('field')) return;			
+    if (!event.target.classList.contains('field')) return;
     const key = event.data
     let elementId = '';
 
@@ -93,19 +93,19 @@ export class LoginComponent implements OnInit, AfterViewInit {
       switch (i) {
         case 0:
           this.field.nativeElement.focus();
-					this.field.nativeElement.click();
+          this.field.nativeElement.click();
           break;
         case 1:
           this.field1.nativeElement.focus();
-					this.field1.nativeElement.click();
+          this.field1.nativeElement.click();
           break;
         case 2:
           this.field2.nativeElement.focus();
-					this.field2.nativeElement.click();
+          this.field2.nativeElement.click();
           break;
         case 3:
           this.field3.nativeElement.focus();
-					this.field3.nativeElement.click();
+          this.field3.nativeElement.click();
           break;
       }
     }, 0);
@@ -159,7 +159,7 @@ export class LoginComponent implements OnInit, AfterViewInit {
   }
 
   submitCode() {
-    const data = this.codeForm.value;		
+    const data = this.codeForm.value;
     this.jsonrpc
       .rpc(
         {
@@ -212,7 +212,7 @@ export class LoginComponent implements OnInit, AfterViewInit {
       });
   }
 
-  backToPhoneForm() {
+  backToPhoneForm = () => {
     this.codeForm.setValue({
       code: '',
       code1: '',
diff --git a/angular/src/app/presentation-options/default-option/pages/loyality-program/loyality-program.component.html b/angular/src/app/presentation-options/default-option/pages/loyality-program/loyality-program.component.html
index 4c7ba49..c1af5eb 100644
--- a/angular/src/app/presentation-options/default-option/pages/loyality-program/loyality-program.component.html
+++ b/angular/src/app/presentation-options/default-option/pages/loyality-program/loyality-program.component.html
@@ -1,4 +1,4 @@
-<app-navbar title="Программа лояльности" (backEvent)="goBack()"></app-navbar>
+<app-navbar title="Программа лояльности" [backEvent]="goBack"></app-navbar>
 
 <ng-container *ngIf="loyaltyProgram.currentLvlPeriod">
 <div class="loyality-program">
diff --git a/angular/src/app/presentation-options/default-option/pages/loyality-program/loyality-program.component.ts b/angular/src/app/presentation-options/default-option/pages/loyality-program/loyality-program.component.ts
index be71ac8..da1dd10 100644
--- a/angular/src/app/presentation-options/default-option/pages/loyality-program/loyality-program.component.ts
+++ b/angular/src/app/presentation-options/default-option/pages/loyality-program/loyality-program.component.ts
@@ -9,21 +9,21 @@ import { LoyaltyProgramService } from 'src/app/services/loyalty-program.service'
   templateUrl: './loyality-program.component.html',
   styleUrls: ['./loyality-program.component.scss'],
 })
-export class LoyalityProgramComponent implements OnInit {	
-	constructor(
-		private _location: Location,
-		public loyaltyProgram: LoyaltyProgramService,		
-	) {}
-	
-	public lvlPeriods: lvlPeriod[] = lvlPeriods;
-	
-	goBack() {
-		this._location.back();
-	}
+export class LoyalityProgramComponent implements OnInit {
+  constructor(
+    private _location: Location,
+    public loyaltyProgram: LoyaltyProgramService,
+  ) { }
 
-	ngOnInit(): void {
-		if(this.loyaltyProgram.currentLvlPeriod == null) {
-			this._location.back();
-		}
-	}
+  public lvlPeriods: lvlPeriod[] = lvlPeriods;
+
+  goBack = () => {
+    this._location.back();
+  }
+
+  ngOnInit(): void {
+    if (this.loyaltyProgram.currentLvlPeriod == null) {
+      this._location.back();
+    }
+  }
 }