Please help (How to do backup sqlitedatabase with ionic3)

How to do backup sqlitedatabase with ionic3? I try with the ways that I know. But I cann’t solve that problem. Please
explain me how to do.

Have a nice day!
Thanks.

Use SQLite Porter plugin https://ionicframework.com/docs/native/sqlite-porter/

Thank you. I try to solve my problem with your guide.