Need steps to develop custom visuals as per requirement and able to see in report server(version 1.1

[bhanusri]

Hi Powerbi developers,

@PowerBI 

     I want a get some knowledge from this channel . 

1. How to degrade custom visuals in vs code  with api version and visual tools version supports report server version 1.11
2. How to check the compatibility versions to develop custom visuals
3. Please share any source code links or blogs or youtube links 

Please my request as priority and hoping to get more replies. Any Suggestion should be appreciated.

Thanks in advance,

Bhanu Sri