MY WINDOWS 10 COPILOT PREVIEW IS GONE HOW CAN I GET IT BACK?

I Re-installed Windows 10 after 6 years.... the one i installed in Feb 2024. was getting preview updates as i joined insider... in March 2024 Copilot Preview icon appeared automatically. i had to re-install windows on APRIL 13, 2024. i updated ....no preview updates installed then i  signed into windows insider and got preview update & its release tell about improvement in performance of Copilot preview... but i dont have that icon of copilot preview ( which appeared automatically in old windows installed in feb removed in april 2024) this time.....??????