ipad PS drawing issue

[秀菀325920918wr7]

The pattern I draw is not appear immediately until I stop drawing

This is happened only on PS

It is normal on other apps! I think pencil is normal

Maybe the setting on PS is wrong

Drawing issue video URL:  https://youtube.com/shorts/1VfQohWsDj8?feature=share

Normal video URL：https://youtube.com/shorts/Q6rEKVTBYpI?feature=share

My ipad：iPad pro 11inch（version 3)

pencil：penoval pencil AX Pro

(My friend try with his ipad and pencil and there isn't any delay ! His ipad and pencil is same as mine)

sorry my English is poor

Thanks for your reading