npm install @ngx-translate/core --save

npm install @ngx-translate/http-loader --save

import { HttpClientModule, HttpClient } from '@angular/common/http';

import { TranslateModule, TranslateLoader } from '@ngx-translate/core';

import { TranslateHttpLoader } from '@ngx-translate/http-loader';

export function createTranslateLoader(http: HttpClient) {

  return new TranslateHttpLoader(http, './assets/i18n/', '.json');

}

  imports: [

    HttpClientModule,

    TranslateModule.forRoot({

      loader: {

          provide: TranslateLoader,

          useFactory: createTranslateLoader,

          deps: [HttpClient]

      }

    })

  ],