How to set the focus of custom tab to remain static

[arshadansari10]

Hi,

I have created an excel addin project using custom tab ribbon that loads at very last tab but the focus shifts to Home tab each time I perform any operation using that custom tab.
I want the custom tab ribbon focus position to remain fixed each time I perform any operation.

Requirement : - I want the default focus to be remain on SystenicsXL

Please advice it will be very helpful.....