Satlink WS-6933 finder warning message

[dagzime]

My Satlink WS-6933 finder displays a warning message says "only for test!" when I open it to use. Is there someone who help me to fix such problem and back my finder to working state.
I attached photo of my finder with the warning message.

 

[pipino]

can you factory reset it?

 

[dagzime]

I do not know how to do that please give a guide to factory reset my finder.

 

[dagzime]

can you factory reset it?

Please give me the steps to facrory reset my finder