Which of the following are the reasons for the local PC cannot find the snapshot and video files? (Multiple Choice)

Which of the following are the reasons for the local PC cannot find the snapshot and video files? (Multiple Choice)
A . Browser settings, that is, enable " protected mode "
B . The network condition is not good, causing the packet loss rate to be too high
C . When the native operating system is Windows 7/8/10 operating system, the browser is not run as an administrator
D . The local firewall is not disabled

Answer: ACD