SIP>Blacklist cannot apply, Save&Apply Button is missing on 4.4.2

I have tried 4.4.2 and the button is also missing there. The button is present on 4.3.2

4.4.2

4.3.2:

Hi ,

We will try to fix this issue in next release . For now you can use workaround and upload blocked numbers using CSV file.  I have attached one sample .

Regards,

Nilesh