I have a Deco M4 as main router, I want to connect X50 to M4 using LAN. The M4 is working as intended, but when I connect both through LAN the X50 is not being recognized on the app. It is connecting

I have a M4 Deco as a main router and I have the Deco X50 in my room which is far away from the M4, So I have connected a LAN cable from the M4 to to the X50. How do I make this setup work? Currently