diff --git a/src/app/app.module.ts b/src/app/app.module.ts
index 44adba00..d3ee975e 100644
--- a/src/app/app.module.ts
+++ b/src/app/app.module.ts
@@ -323,6 +323,7 @@ import { UploadingProcessbarComponent } from './common/uploading-processbar/uplo
 import { ExportPortableProjectComponent } from './components/export-portable-project/export-portable-project.component';
 import { NodesMenuConfirmationDialogComponent } from './components/project-map/nodes-menu/nodes-menu-confirmation-dialog/nodes-menu-confirmation-dialog.component';
 import { ConfirmationDeleteAllProjectsComponent } from './components/projects/confirmation-delete-all-projects/confirmation-delete-all-projects.component';
+import { ProjectMapLockConfirmationDialogComponent } from './components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component';
 
 @NgModule({
   declarations: [
@@ -561,6 +562,7 @@ import { ConfirmationDeleteAllProjectsComponent } from './components/projects/co
     ExportPortableProjectComponent,
     NodesMenuConfirmationDialogComponent,
     ConfirmationDeleteAllProjectsComponent,
+    ProjectMapLockConfirmationDialogComponent,
   ],
   imports: [
     BrowserModule,
diff --git a/src/app/components/project-map/context-menu/actions/lock-action/lock-action.component.ts b/src/app/components/project-map/context-menu/actions/lock-action/lock-action.component.ts
index 195b7e30..1a7956d6 100644
--- a/src/app/components/project-map/context-menu/actions/lock-action/lock-action.component.ts
+++ b/src/app/components/project-map/context-menu/actions/lock-action/lock-action.component.ts
@@ -3,16 +3,17 @@ import { DrawingsDataSource } from '../../../../../cartography/datasources/drawi
 import { NodesDataSource } from '../../../../../cartography/datasources/nodes-datasource';
 import { Drawing } from '../../../../../cartography/models/drawing';
 import { Node } from '../../../../../cartography/models/node';
-import{ Controller } from '../../../../../models/controller';
+import { Controller } from '../../../../../models/controller';
 import { DrawingService } from '../../../../../services/drawing.service';
 import { NodeService } from '../../../../../services/node.service';
+import { ProjectService } from '../../../../../services/project.service';
 
 @Component({
   selector: 'app-lock-action',
   templateUrl: './lock-action.component.html',
 })
 export class LockActionComponent implements OnChanges {
-  @Input() controller:Controller ;
+  @Input() controller: Controller;
   @Input() nodes: Node[];
   @Input() drawings: Drawing[];
   command: string;
@@ -21,7 +22,8 @@ export class LockActionComponent implements OnChanges {
     private nodesDataSource: NodesDataSource,
     private drawingsDataSource: DrawingsDataSource,
     private nodeService: NodeService,
-    private drawingService: DrawingService
+    private drawingService: DrawingService,
+    private projectService: ProjectService
   ) {}
 
   ngOnChanges() {
@@ -34,19 +36,20 @@ export class LockActionComponent implements OnChanges {
     }
   }
 
-  lock() {
-    this.nodes.forEach((node) => {
+  async lock() {
+   await this.nodes.forEach((node) => {
       node.locked = !node.locked;
       this.nodeService.updateNode(this.controller, node).subscribe((node) => {
         this.nodesDataSource.update(node);
       });
     });
 
-    this.drawings.forEach((drawing) => {
+   await this.drawings.forEach((drawing) => {
       drawing.locked = !drawing.locked;
       this.drawingService.update(this.controller, drawing).subscribe((drawing) => {
         this.drawingsDataSource.update(drawing);
       });
     });
+    this.projectService.projectUpdateLockIcon()
   }
 }
diff --git a/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.html b/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.html
new file mode 100644
index 00000000..82b5771c
--- /dev/null
+++ b/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.html
@@ -0,0 +1,14 @@
+<div class="row">
+    <div class="col-md-12">
+      <h5 class="heading-txt">Confirm {{ confirmActionData.actionType}} All</h5>
+    </div>
+  </div>
+  <mat-divider></mat-divider>
+  <mat-dialog-content> 
+      <p class="text-padding">Are you sure you want to {{confirmActionData.actionType}} all devices?</p>
+  </mat-dialog-content>
+  <mat-dialog-actions align="end">
+    <button mat-button mat-dialog-close>No</button>
+    <button mat-button (click)="confirmAction()"  cdkFocusInitial>Yes</button>
+  </mat-dialog-actions>
+  
\ No newline at end of file
diff --git a/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.scss b/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.scss
new file mode 100644
index 00000000..e69de29b
diff --git a/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.spec.ts b/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.spec.ts
new file mode 100644
index 00000000..12136226
--- /dev/null
+++ b/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.spec.ts
@@ -0,0 +1,44 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+import { MatCheckboxModule } from '@angular/material/checkbox';
+import { MatDialogModule, MatDialogRef, MAT_DIALOG_DATA } from '@angular/material/dialog';
+import { MatIconModule } from '@angular/material/icon';
+import { MatMenuModule } from '@angular/material/menu';
+import { MatSnackBarModule } from '@angular/material/snack-bar';
+import { MatToolbarModule } from '@angular/material/toolbar';
+
+import { ProjectMapLockConfirmationDialogComponent } from './project-map-lock-confirmation-dialog.component';
+
+describe('ProjectMapLockConfirmationDialogComponent', () => {
+  let component: ProjectMapLockConfirmationDialogComponent;
+  let fixture: ComponentFixture<ProjectMapLockConfirmationDialogComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      imports:[
+        MatIconModule,
+        MatToolbarModule,
+        MatMenuModule,
+        MatCheckboxModule,
+        MatDialogModule,
+        MatSnackBarModule,
+      ],
+      providers: [
+       
+        { provide: MAT_DIALOG_DATA, useValue: {} },
+        { provide: MatDialogRef, useValue: {} },
+      ],
+      declarations: [ ProjectMapLockConfirmationDialogComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ProjectMapLockConfirmationDialogComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});
diff --git a/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.ts b/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.ts
new file mode 100644
index 00000000..1b8141f8
--- /dev/null
+++ b/src/app/components/project-map/project-map-menu/project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component.ts
@@ -0,0 +1,28 @@
+import { Component, Inject, OnInit } from '@angular/core';
+import { MatDialogRef, MAT_DIALOG_DATA } from '@angular/material/dialog';
+
+@Component({
+  selector: 'app-project-map-lock-confirmation-dialog',
+  templateUrl: './project-map-lock-confirmation-dialog.component.html',
+  styleUrls: ['./project-map-lock-confirmation-dialog.component.scss']
+})
+export class ProjectMapLockConfirmationDialogComponent implements OnInit {
+  confirmActionData = {
+    actionType: 'Unlock',
+    isAction:false
+  };  
+  constructor(
+    @Inject(MAT_DIALOG_DATA) public data: any,
+    public dialogRef: MatDialogRef<ProjectMapLockConfirmationDialogComponent>
+  ) {}
+
+  ngOnInit(): void {
+    this.confirmActionData.actionType = this.data.actionType;
+  }
+
+  confirmAction() {
+    this.confirmActionData.isAction = this.data.actionType == 'Lock'? true : false;
+    this.dialogRef.close(this.confirmActionData);
+  }
+
+}
diff --git a/src/app/components/project-map/project-map-menu/project-map-menu.component.html b/src/app/components/project-map/project-map-menu/project-map-menu.component.html
index 30495dc1..e3b53e86 100644
--- a/src/app/components/project-map/project-map-menu/project-map-menu.component.html
+++ b/src/app/components/project-map/project-map-menu/project-map-menu.component.html
@@ -86,7 +86,7 @@
   class="menu-button"
   (click)="changeLockValue()"
 >
-  <mat-icon [ngClass]="{ unmarkedLight: !isLocked && isLightThemeEnabled, marked: isLocked }">lock</mat-icon>
+  <mat-icon [ngClass]="{ unmarkedLight: !isLocked && isLightThemeEnabled, marked: isLocked }">{{lock}}</mat-icon>
 </button>
 <button
   matTooltip="Take a screenshot"
diff --git a/src/app/components/project-map/project-map-menu/project-map-menu.component.spec.ts b/src/app/components/project-map/project-map-menu/project-map-menu.component.spec.ts
index 2a20d1ba..0ade115d 100644
--- a/src/app/components/project-map/project-map-menu/project-map-menu.component.spec.ts
+++ b/src/app/components/project-map/project-map-menu/project-map-menu.component.spec.ts
@@ -7,6 +7,7 @@ import { MatIconModule } from '@angular/material/icon';
 import { MatMenuModule } from '@angular/material/menu';
 import { MatToolbarModule } from '@angular/material/toolbar';
 import { NoopAnimationsModule } from '@angular/platform-browser/animations';
+import { ProjectService } from '../../../services/project.service';
 import { ElectronService } from 'ngx-electron';
 import { ANGULAR_MAP_DECLARATIONS } from '../../../cartography/angular-map.imports';
 import { D3MapComponent } from '../../../cartography/components/d3-map/d3-map.component';
@@ -15,15 +16,26 @@ import { MapSettingsService } from '../../../services/mapsettings.service';
 import { SymbolService } from '../../../services/symbol.service';
 import { ToolsService } from '../../../services/tools.service';
 import { MockedSymbolService } from '../../preferences/common/symbols/symbols.component.spec';
-import { MockedDrawingService } from '../project-map.component.spec';
+import { MockedDrawingService,MockedDrawingsDataSource } from '../project-map.component.spec';
 import { ProjectMapMenuComponent } from './project-map-menu.component';
+import { MockedProjectService } from '../../../services/project.service.spec';
+import { MockedNodesDataSource, MockedNodeService } from '../project-map.component.spec';
+import { NodeService } from '../../../services/node.service';
+import { NodesDataSource } from '../../../cartography/datasources/nodes-datasource';
+import { DrawingsEventSource } from '../../../cartography/events/drawings-event-source';
+import { DrawingsDataSource } from '../../../cartography/datasources/drawings-datasource';
 
-describe('ProjectMapMenuComponent', () => {
+fdescribe('ProjectMapMenuComponent', () => {
   let component: ProjectMapMenuComponent;
   let fixture: ComponentFixture<ProjectMapMenuComponent>;
   let drawingService = new MockedDrawingService();
   let mapSettingService = new MapSettingsService();
   let mockedSymbolService = new MockedSymbolService();
+  let mockedProjectService: MockedProjectService = new MockedProjectService();
+  let mockedNodeService: MockedNodeService = new MockedNodeService();
+  let mockedNodesDataSource: MockedNodesDataSource = new MockedNodesDataSource();
+  let mockedDrawingsDataSource = new MockedDrawingsDataSource();
+  let mockedDrawingsEventSource = new DrawingsEventSource();
 
   beforeEach(async() => {
    await TestBed.configureTestingModule({
@@ -38,9 +50,14 @@ describe('ProjectMapMenuComponent', () => {
       ],
       providers: [
         { provide: DrawingService, useValue: drawingService },
-        { provide: ToolsService },
+        { provide: DrawingsDataSource, useValue: mockedDrawingsDataSource },
+        { provide: DrawingsEventSource, useValue: mockedDrawingsEventSource },
+        { provide: ProjectService, useValue: mockedProjectService },
+        { provide: ToolsService, useClass: ToolsService },
         { provide: MapSettingsService, useValue: mapSettingService },
         { provide: SymbolService, useValue: mockedSymbolService },
+        { provide: NodeService, useValue: mockedNodeService },
+        { provide: NodesDataSource, useValue: mockedNodesDataSource },
         { provide: ElectronService },
       ],
       declarations: [ProjectMapMenuComponent, D3MapComponent, ...ANGULAR_MAP_DECLARATIONS],
@@ -77,9 +94,9 @@ describe('ProjectMapMenuComponent', () => {
     spyOn(mapSettingService, 'changeMapLockValue');
 
     component.changeLockValue();
-    expect(mapSettingService.changeMapLockValue).toHaveBeenCalledWith(true);
+    expect(mapSettingService.changeMapLockValue).toHaveBeenCalled();
 
     component.changeLockValue();
-    expect(mapSettingService.changeMapLockValue).toHaveBeenCalledWith(false);
+    expect(mapSettingService.changeMapLockValue).toHaveBeenCalled();
   });
 });
diff --git a/src/app/components/project-map/project-map-menu/project-map-menu.component.ts b/src/app/components/project-map/project-map-menu/project-map-menu.component.ts
index f016b900..0754e353 100644
--- a/src/app/components/project-map/project-map-menu/project-map-menu.component.ts
+++ b/src/app/components/project-map/project-map-menu/project-map-menu.component.ts
@@ -1,17 +1,24 @@
 import { ChangeDetectionStrategy, Component, Input, OnDestroy, OnInit } from '@angular/core';
 import { MatDialog } from '@angular/material/dialog';
+import { NodeService } from '../../../services/node.service';
 import { select } from 'd3-selection';
+import { Subscription } from 'rxjs';
 import * as svg from 'save-svg-as-png';
 import downloadSvg from 'svg-crowbar';
+import { Drawing } from '../../../cartography/models/drawing';
+import { Node } from '../../../cartography/models/node';
+import { Controller } from '../../../models/controller';
 import { Project } from '../../../models/project';
-import{ Controller } from '../../../models/controller';
 import { DrawingService } from '../../../services/drawing.service';
 import { MapSettingsService } from '../../../services/mapsettings.service';
+import { ProjectService } from '../../../services/project.service';
 import { SymbolService } from '../../../services/symbol.service';
 import { ThemeService } from '../../../services/theme.service';
 import { ToolsService } from '../../../services/tools.service';
 import { Screenshot, ScreenshotDialogComponent } from '../screenshot-dialog/screenshot-dialog.component';
-
+import { ProjectMapLockConfirmationDialogComponent } from './project-map-lock-confirmation-dialog/project-map-lock-confirmation-dialog.component';
+import { DrawingsDataSource } from '../../../cartography/datasources/drawings-datasource';
+import { NodesDataSource } from '../../../cartography/datasources/nodes-datasource';
 @Component({
   selector: 'app-project-map-menu',
   templateUrl: './project-map-menu.component.html',
@@ -20,9 +27,12 @@ import { Screenshot, ScreenshotDialogComponent } from '../screenshot-dialog/scre
 })
 export class ProjectMapMenuComponent implements OnInit, OnDestroy {
   @Input() project: Project;
-  @Input() controller:Controller ;
+  @Input() controller: Controller;
+  private nodes: Node[] = [];
+  private drawing: Drawing[] = [];
 
   public selectedDrawing: string;
+  public lock: string = 'lock_open';
   public drawTools = {
     isRectangleChosen: false,
     isEllipseChosen: false,
@@ -31,20 +41,30 @@ export class ProjectMapMenuComponent implements OnInit, OnDestroy {
   };
   public isLocked: boolean = false;
   public isLightThemeEnabled: boolean = false;
-
+  private projectSubscription: Subscription;
   constructor(
     private toolsService: ToolsService,
     private mapSettingsService: MapSettingsService,
     private drawingService: DrawingService,
     private symbolService: SymbolService,
     private dialog: MatDialog,
-    private themeService: ThemeService
+    private themeService: ThemeService,
+    private projectServices: ProjectService,
+    private nodeService : NodeService,
+    private nodesDataSource: NodesDataSource,
+    private drawingsDataSource: DrawingsDataSource,
   ) {}
 
   ngOnInit() {
     this.themeService.getActualTheme() === 'light'
       ? (this.isLightThemeEnabled = true)
       : (this.isLightThemeEnabled = false);
+    this.projectSubscription = this.projectServices.projectLockIconSubject.subscribe((isRedraw: boolean) => {
+      if (isRedraw) {
+        this.getAllNodesAndDrawingStatus();
+      }
+    });
+    this.getAllNodesAndDrawingStatus();
   }
 
   getCssClassForIcon(type: string) {
@@ -104,11 +124,15 @@ export class ProjectMapMenuComponent implements OnInit, OnDestroy {
   }
 
   public addDrawing(selectedObject: string) {
-    if ((selectedObject === 'rectangle' && this.drawTools.isRectangleChosen) || (selectedObject === 'ellipse' && this.drawTools.isEllipseChosen) ||
-    (selectedObject === 'line' && this.drawTools.isLineChosen) || (selectedObject === 'text' && this.drawTools.isTextChosen)) {
-      document.documentElement.style.cursor = "default";
+    if (
+      (selectedObject === 'rectangle' && this.drawTools.isRectangleChosen) ||
+      (selectedObject === 'ellipse' && this.drawTools.isEllipseChosen) ||
+      (selectedObject === 'line' && this.drawTools.isLineChosen) ||
+      (selectedObject === 'text' && this.drawTools.isTextChosen)
+    ) {
+      document.documentElement.style.cursor = 'default';
     } else {
-      document.documentElement.style.cursor = "crosshair";
+      document.documentElement.style.cursor = 'crosshair';
     }
 
     switch (selectedObject) {
@@ -147,8 +171,7 @@ export class ProjectMapMenuComponent implements OnInit, OnDestroy {
   }
 
   public resetDrawToolChoice() {
-    document.documentElement.style.cursor = "default";
-
+    document.documentElement.style.cursor = 'default';
     this.drawTools.isRectangleChosen = false;
     this.drawTools.isEllipseChosen = false;
     this.drawTools.isLineChosen = false;
@@ -156,10 +179,70 @@ export class ProjectMapMenuComponent implements OnInit, OnDestroy {
     this.selectedDrawing = '';
     this.toolsService.textAddingToolActivation(this.drawTools.isTextChosen);
   }
+  getAllNodesAndDrawingStatus() {
+   this.projectServices.getProjectStatus(this.controller,this.project.project_id).subscribe((status)=>{
+     if (status) {
+          this.isLocked = true;
+          this.lock = 'lock';
+        } else {
+          this.isLocked = false;
+          this.lock = 'lock_open';
+        }
+   })
+    this.projectServices.nodes(this.controller, this.project.project_id).subscribe((response) => {
+      this.nodes = response;
+      this.nodes.forEach((node) => {
+        this.nodeService.updateNode(this.controller, node).subscribe((node) => {
+          this.nodesDataSource.update(node);
+        });
+      });
+    });
 
+    this.projectServices.drawings(this.controller, this.project.project_id).subscribe((response) => {
+      this.drawing = response;
+      this.drawing.forEach((drawing) => {
+        this.drawingService.update(this.controller, drawing).subscribe((drawing) => {
+          this.drawingsDataSource.update(drawing);
+        });
+      });
+    });
+  }
+  
   public changeLockValue() {
     this.isLocked = !this.isLocked;
-    this.mapSettingsService.changeMapLockValue(this.isLocked);
+    const dialogRef = this.dialog.open(ProjectMapLockConfirmationDialogComponent, {
+      width: '500px',
+      maxHeight: '200px',
+      autoFocus: false,
+      disableClose: true,
+      data: { isAction: this.isLocked, actionType: this.isLocked == true ? 'Lock' : 'Unlock' },
+    });
+
+    dialogRef.afterClosed().subscribe((confirmAction_result) => {
+      if (confirmAction_result && confirmAction_result != '') {
+        if (confirmAction_result.actionType == 'Lock' && confirmAction_result.isAction) {
+          this.lockAllNode();
+        } else {
+          this.unlockAllNode();
+        }
+        this.mapSettingsService.changeMapLockValue(this.isLocked);
+      } else {
+      }
+    });
+  }
+
+  lockAllNode() {
+    this.lock = 'lock';
+    this.drawingService.lockAllNodes(this.controller, this.project).subscribe((res) => {
+      this.getAllNodesAndDrawingStatus();
+    });
+  }
+
+  unlockAllNode() {
+    this.lock = 'lock_open';
+    this.drawingService.unLockAllNodes(this.controller, this.project).subscribe((res) => {
+      this.getAllNodesAndDrawingStatus();
+    });
   }
 
   public uploadImageFile(event) {
@@ -190,5 +273,7 @@ export class ProjectMapMenuComponent implements OnInit, OnDestroy {
                 width=\"${imageToUpload.width}\">\n<image height=\"${imageToUpload.height}\" width=\"${imageToUpload.width}\" xlink:href=\"${image}\"/>\n</svg>`;
   }
 
-  ngOnDestroy() {}
+  ngOnDestroy() {
+    // this.projectSubscription.unsubscribe();
+  }
 }
diff --git a/src/app/services/drawing.service.ts b/src/app/services/drawing.service.ts
index 1f4d11ae..64bbb8cf 100644
--- a/src/app/services/drawing.service.ts
+++ b/src/app/services/drawing.service.ts
@@ -83,4 +83,13 @@ export class DrawingService {
   delete(controller:Controller , drawing: Drawing) {
     return this.httpController.delete<Drawing>(controller, `/projects/${drawing.project_id}/drawings/${drawing.drawing_id}`);
   }
+
+  lockAllNodes(controller:Controller,project:Project){
+    return this.httpController.post(controller, `/projects/${project.project_id}/lock`,{});
+
+  }
+  unLockAllNodes(controller:Controller,project:Project){
+    return this.httpController.post(controller, `/projects/${project.project_id}/unlock`,{});
+
+  }
 }
diff --git a/src/app/services/project.service.ts b/src/app/services/project.service.ts
index 2573aace..3a3af1e6 100644
--- a/src/app/services/project.service.ts
+++ b/src/app/services/project.service.ts
@@ -33,6 +33,7 @@ export class ProjectService {
   ];
 
   public projectListSubject = new Subject<boolean>();
+  public projectLockIconSubject = new Subject<boolean>();
   constructor(
     private httpController: HttpController,
     private settingsService: SettingsService,
@@ -145,4 +146,13 @@ export class ProjectService {
 
     }
   }
+
+getProjectStatus(controller :Controller, project_id: string): Observable<any> {
+  return this.get(controller,`${project_id}/locked`)
+}
+
+
+  projectUpdateLockIcon(){
+    this.projectLockIconSubject.next(true)
+  }
 }
\ No newline at end of file