When creating a new partition the GUI always suggest ext3. I propose to suggest either ext4 OR (even better) use the last chosen partition type as suggestion.
Git commit d7cb055554b5d99d50bdc9e9b73c51512d6a4779 by Andrius Štikonas. Committed on 06/05/2016 at 22:18. Pushed by stikonas into branch 'master'. Change default filesystem to Ext4. M +1 -1 src/partitionmanager.kcfg http://commits.kde.org/partitionmanager/d7cb055554b5d99d50bdc9e9b73c51512d6a4779