The recommended method is to go from one minor version to the next. 1.11 > 2.0 > ... > 3.0. It's not much work, and you might just take the opportunity to stop

The recommended method is to go from one minor version to the next. 1.11 > 2.0 > ... > 3.0. It's not much work, and you might just take the opportunity to stop and read the release notes of each release and find something useful there.