diff --git a/src/app/core/services/auth/auth.interfaces.ts b/src/app/core/services/auth/auth.interfaces.ts
index 1dd4d4d..396521c 100644
--- a/src/app/core/services/auth/auth.interfaces.ts
+++ b/src/app/core/services/auth/auth.interfaces.ts
@@ -2,6 +2,8 @@ export interface AuthUser {
   id: number;
   nombre_apellido: string;
   email: string;
+  dni?: string;
+  telefono?: string;
 }
 
 export interface LoginPayload {
diff --git a/src/app/features/store/pages/checkout-page/checkout-data-step.component.html b/src/app/features/store/pages/checkout-page/checkout-data-step.component.html
index 3d11f62..5d5a2c7 100644
--- a/src/app/features/store/pages/checkout-page/checkout-data-step.component.html
+++ b/src/app/features/store/pages/checkout-page/checkout-data-step.component.html
@@ -15,6 +15,7 @@
         placeholder="Descripcion"
         [value]="form().controls.nombre.value"
         [invalid]="showControlError('nombre')"
+        [disabled]="form().controls.nombre.disabled"
         (valueChange)="updateField('nombre', $event)"
       />
       @if (getControlError('nombre'); as errorMessage) {
@@ -32,6 +33,7 @@
         placeholder="Descripcion"
         [value]="form().controls.email.value"
         [invalid]="showControlError('email')"
+        [disabled]="form().controls.email.disabled"
         (valueChange)="updateField('email', $event)"
       />
       @if (getControlError('email'); as errorMessage) {
@@ -49,6 +51,7 @@
         placeholder="Descripcion"
         [value]="form().controls.dni.value"
         [invalid]="showControlError('dni')"
+        [disabled]="form().controls.dni.disabled"
         (valueChange)="updateField('dni', $event)"
       />
       @if (getControlError('dni'); as errorMessage) {
@@ -66,6 +69,7 @@
         placeholder="Descripcion"
         [value]="form().controls.telefono.value"
         [invalid]="showControlError('telefono')"
+        [disabled]="form().controls.telefono.disabled"
         (valueChange)="updateField('telefono', $event)"
       />
       @if (getControlError('telefono'); as errorMessage) {
diff --git a/src/app/features/store/pages/checkout-page/checkout-page.component.ts b/src/app/features/store/pages/checkout-page/checkout-page.component.ts
index 3689dce..e8647b7 100644
--- a/src/app/features/store/pages/checkout-page/checkout-page.component.ts
+++ b/src/app/features/store/pages/checkout-page/checkout-page.component.ts
@@ -6,6 +6,7 @@ import { startWith } from 'rxjs';
 import { CartService } from '../../../../core/services/cart/cart.service';
 import { TenantService } from '../../../../core/services/tenant.service';
 import { CheckoutService, CreatePurchasePayload } from '../../../../core/services/checkout.service';
+import { AuthService } from '../../../../core/services/auth/auth.service';
 import { BankAccount } from '../../../../core/services/tenant.interface';
 import { CartItem } from '../../../../core/services/cart/cart.interface';
 import { CartComponent, CartItemMock } from '../../../../shared/components/cart/cart.component';
@@ -35,6 +36,7 @@ export class CheckoutPageComponent {
   private readonly router = inject(Router);
   private readonly tenantService = inject(TenantService);
   private readonly checkoutService = inject(CheckoutService);
+  private readonly authService = inject(AuthService);
 
   @ViewChild(StepperComponent) stepper!: StepperComponent;
 
@@ -84,6 +86,18 @@ export class CheckoutPageComponent {
     this.form.statusChanges
       .pipe(startWith(this.form.status))
       .subscribe(() => this.isStep1Valid.set(this.form.valid));
+
+    const user = this.authService.user();
+    if (user) {
+      this.form.patchValue({
+        nombre: user.nombre_apellido,
+        email: user.email,
+        dni: user.dni ?? '',
+        telefono: user.telefono ?? ''
+      });
+      this.form.controls.nombre.disable();
+      this.form.controls.email.disable();
+    }
   }
 
   private mapCartItemToMock(item: CartItem): CartItemMock {