Fix the Time Zone on the DIVAR IP all-in-one 4000 & 6000 after installing BVMS 12.1 and enabling UAC

Possible causes and solution(s)

Symptoms

Time zone drop down is greyed out and it's not possible to reconfigure the Time Zone on the DIP-44/64 after installing BVMS 12.1 and enabling UAC.

Solution

Step1: Go to Server Manager main Dashboard > Local Server on left panel, then select the time zone on right side:

Step2: Click on "Change time zone..." 

Step3: Select the desired option, then select OK

Step4: Go backing to Server Manager main Dashboard, do refresh and new time zone is shown:

Another way for the Time Zone to be changed is through Configuration Wizard: