Tier 2 Genral dependent Visa

[infocric]

Hello All,
I looking for guidance to apply dependent visa of my wife.
I am at Tier 2 General migrant leave to remain visa. My current visa is valid till August 2020.
Can anyone of you please advise me with the link of application & required documents.
I am trying to apply with the link https://www.visa4uk.fco.gov.uk/User/Home
But I don't know. Link is correct or not for dependent visa application.

Once I am in the link,
question asked me as,
Reason for Visit
Visa Type
Visa Sub Type

For reason of visit there is no option as dependent.

Please guide me on the above.
Looking forward to hear at your earliest opportunity.
Many Thanks.
Kind Regards,
Ajay

[CR001]

https://www.gov.uk/tier-2-general/family-members

https://visas-immigration.service.gov.u ... /dependant

Work
Tier 2 General
Tier 2 General Partner Up to 3 Years