产品名称: HP ENVY x360 Convertible Laptop PC 15-ed1000 (169W7AV)
操作系统: Microsoft Windows 10 (64-bit)
Sorry that I cannot type Chinese, so I have to write English here.
I want to re-install HP support assistant 9 but the system does not allow me to do that owing to the error code of -2. Please advise solutions to solve the problem, Thanks.