AliYun

remove aliyun service

systemctl stop aliyun
systemctl disable aliyun
/etc/init.d/aegis uninstall
systemctl disable CmsGoAgent
/usr/local/share/assist-daemon/assist_daemon --delete
/usr/local/share/assist-daemon/assist_daemon --stop

aliyun windows update

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate
WindowsUpdate目录下，单击 AU 目录。
双击右侧的 UseWUServer 项，将 数据数值 更改为 0，然后单击 确定。
net stop WuAuServ
net start WuAuServ

Ref: Aliyun Windows Help