Upgrade paths
One checklist per step between two consecutive versions. To upgrade across several versions, go through every step in order: from 17 to 20 means 17 → 18, 18 → 19, then 19 → 20.
One checklist per step between two consecutive versions. To upgrade across several versions, go through every step in order: from 17 to 20 means 17 → 18, 18 → 19, then 19 → 20.