---
title: Source migration
titleTemplate: Guides
description: Migration is the process of moving series between sources without losing progress.
---

# Source migration
Migration is the process of moving series between sources without losing progress. This is most often used when a source is no longer accessible or another source is more up-to-date.

::: warning
Always make sure to have a backup in case anything unexpected occurs.
:::

::: danger
Downloaded chapter(s) do not transfer with migrations.

Migrations with downloaded chapter(s) may leave the download behind.
You will need to remove these manually with a file manager.
:::

## Migration guide

### Migrating from Series

1. Tap into the **Series** you would like to migrate.
1. Go to Overflow and tap Migrate.

    > **Tachiyomi** will do a global search of all the sources you have installed and enabled.
1. Select the **Source** that you'd like to migrate _to_ by tapping the **Series** thumbnail.
1. Choose which data you want to transfer over, and you're done.

### Migrating from Source

1. Tap into Browse on the bottom navbar.
1. Press the Migrate tab at the top next to Extensions.
1. Select the **Source** that you'd like to migrate _from_.
1. Tap the **Series** you'd like to migrate _from_ the **Source**.

    > **Tachiyomi** will do a global search of all the sources you have installed and enabled.
1. Select the **Source** you'd like to migrate _to_ by tapping the **Series** thumbnail.
1. Choose which data you want to transfer over, and you're done.
