Log into your phone system management console, refer to article below:
https://helpdesk.vcausupport.com/en-au/article/logging-into-vcloud-pbx-management-system/
Go to 'settings' tab on the left
Select Timezones, Office Hours & Holidays
Press configure on the day you want to set your operating hours. You can also set a break time here
Set Time Range in 24 hour clock format
Press OK
https://helpdesk.vcausupport.com/en-au/article/logging-into-vcloud-pbx-management-system/
Go to 'settings' tab on the left
Select Timezones, Office Hours & Holidays
Press configure on the day you want to set your operating hours. You can also set a break time here
Set Time Range in 24 hour clock format
Press OK
Updated on: 12 / 01 / 2019