[Console] Live servers will undergo maintenance for approximately 8 hours on Aug 17th, 9:00pm PDT / Aug 18th, 6:00am CEST / Aug 18th, 1:00pm KST.
Once complete, Update 19.1 will be available on Live Servers. pic.twitter.com/1VId6gWMc0
— PUBG: BATTLEGROUNDS Support (@PUBG_Support) August 16, 2022
Scheduled Maintenance Times: 9 pm PDT/12 am ET/12 pm HKT/6 am CEST
As for patch 19.1, you can see the official list of changes here. The title update for PC and consoles is the same.