Migrating a maintenance plan from ms sql 2008 to 2016
It might not be the exact answer you're looking for, but consider using jobs instead of maintenance plans. Ola hallengren has a full (free) maintenance solution that you can download and deploy on your server. ola.hallengren.com It's used by a lot of DBAs, and has been around for years.

All you have to do is deploy the scripts and add some schedules, you can also fine tune everything to fit your needs. There's code examples and options on the Ola site.

A big benefit you get from this, is that you can simply script out everything, and deploy it on any server you want, without much hassle.

It might be worth your time checking this out.