How to play co-op split screen versus/horde on pc in Gears of War

I'm trying to play the co-op versus or horde mode on split screen PC using two controllers but it is not giving me the option. I am able to activate the guest account on co-op campaign but versus

Gears of War Gears 5 on PC

Horde Mode Games - Giant Bomb

Review: Gears 5 – Destructoid

Best Xbox Co-Op Games To Play In 2022 - GameSpot

Gears of War 4 servers going down for maintenance ahead of its

Gears of War 4 PC - local coop (split-screen) gameplay

Gears of War 4 will have split-screen co-op for PC

Gears of War Ultimate Edition review

Review: Gears of War 3 Is a Triumphant Threequel

Gears 5 (for PC) Review

E3 2019 : Gears of War 5 Escape Mode (3 Player Split-Screen)

Gears of War 4 (Review) – Sight-In Games

Gears of War 4