import { NgModule } from '@angular/core'; import { RouterModule, Routes, PreloadAllModules } from '@angular/router'; const routes: Routes = [ { path: 'spm', loadChildren: () => import('./spm/spm.module').then(m => m.SpmModule) }, { path: '', redirectTo: '/spm', pathMatch: 'full' }, { path: '**', loadChildren: () => import('./page-not-found/page-not-found.module').then(m => m.PageNotFoundModule) } ]; @NgModule({ imports: [RouterModule.forRoot(routes, { preloadingStrategy: PreloadAllModules })], exports: [RouterModule] }) export class AppRoutingModule { }