You can't. Pico4 App Store game is a new VR product owned by ByteDance, which provides users with rich content, including four scenes of VR sports and fitness, VR video, VR entertainment and VR creation. The game only supports Alipay payment, because the integrated pico4 machine has built-in Alipay payment and does not cooperate with WeChat, so the pico4 App Store game cannot use WeChat payment.