Set the specified hard disk as read/write disk, set as
read-only disk, set to redundant disk, clear data, restore
data, etc.
Modify users, modify groups, change passwords, add users,
add groups, delete users, delete groups
The network user who has logged in can be forcibly
disconnected. After disconnection, the account will be frozen
and can be restored after the next boot.
Adjust the top margin, bottom margin, left margin, right
margin, black border vertical and black border horizontal.
Set the time to automatically restart the system and
automatically delete files.
Restore settings status: normal settings, encoding settings,
recording settings, alarm settings, network settings, network
services, output mode, serial port settings, user
management
Upgrade with an external device such as USB
Set some hardware information of device
Export the log information or configuration of the device to an
external device (such as a USB flash drive); import the
configuration of the external device (such as a USB flash
drive) to the device.
Display hard disk capacity and recording time
Display stream information
Clear all log information based on log recording and time
query log
Display version information
Perform logout, shutdown, and restart functions