# Getting started
You can download the latest version of Tachiyomi from any of the above buttons.
If you want to try new features before they get to the stable release, you can download the dev version.
Open and install the
.apk file you just downloaded.
# Installing an extension
Now that Tachiyomi is installed, open the app and navigate to the
In this guide we will use MangaDex, our most popular extension.
Install button and accept the installation prompt that will be shown.
If you're getting stopped by a security prompt and don't know what to do you can read this FAQ section: "How do I allow third-party installations?".
Click to reveal video guide!
# Adding manga to your library
Now that you've installed the MangaDex extension it should show up in the
Catalogues tab. The items appearing here are called
Sources (can also be called Catalogues), an extension can contains multiple sources.
To find and add manga, you can now either use the
Latest button on your source, or you can use
Browse and search for it.
Now that you've found manga that you want to add to your library, click on it and then press the blue bookmark button.
It should now appear in your
My Library tab, ready to be read!