In this tutorial, you'll use a sample manga to get familiar with the process of viewing manga, including downloading.
Literal
This tutorial [in-では] sample-manga [object-を] use-[and-して], download [object-を] including manga [object-を] view procedure [to-に] accustom-receive-[polite-いただきます].
チュートリアル, サンプル, ダウンロード, マンガ — all loanwords. 慣れていただきます 'we'll have you get accustomed' — ~ていただく is humble reception: 'you'll (graciously) get used to.' Technical documentation with polite framing.