You may find this article helpful https://www.babycenter.com/0_tips-for-potty-training-boys_11652.bc
https://sg.theasianparent.com/the-when-and-how-of-potty-training-a-toddler-find-out-the-basics
Hi, Better to start for potty training once the baby is 4 months old
You can start when they can sit firmly.
only started when mine were 4yo
started late
Following.