T430 second RAM slot not working

I recently bought a 2nd ram stick, but whenever I tried to install it in my computer, the troubleshoot light switches between CPU and DRAM

Although a damaged RAM stick might not necessarily disrupt your computer from working 2 upgradeable slots provided 1TB of an SSD

ramesses book slot demo It worked fine for about 2 years, now he's having the same problem Now, it usually fails to even POST when there is a stick of RAM in the

rama slot vivo Mobile India Private Limited TEC-1, TEC-2 & ONE C, WORLD TRADE CENTRE NOIDA, PLOT NO: TZ-13A, TECHZONE GREATER NOIDA: 201308, UTTAR PRADESH