# Restoring Calibre From Backup The `metadata.db` holds the library and `app.db` and `gdrive.db` contain the web/account information. Place books directories in `/data/books/`. Place `metadata.db` in `/var/lib/calibre-web-db/`. Symlink `metadata.db` to the library: ``` sudo ln -s /var/lib/calibre-web-db/metadata.db /data/books/metadata.db ``` Place `app.db` and `gdrive.db` in `/var/lib/calibre-web/`. Restart Calibre: ``` sudo systemctl restart calibre-web.service ```