Server maintenance would be performed tonight
Yet another regular maintenance is scheduled for tonight, this has been reported via official twitter account.
PC Players: Live servers will undergo routine maintenance for 4 hours starting Sep 3 5:30pm PDT / Sep 4 2:30am CEST / Sep 4 9:30am KST.— PUBG Support (@PUBG_Support) September 3, 2019
Most of the comments regarding this event require the game developers to fix the game stuttering and vertical audio. This would most likely won't happen during this occasion, but hopefully it would be in the nearest update, which has yet not been announced.