I all, I have a dell latitude 5480 s/n 3rh70n2.

I was able to upgrade with 1tb ssd.

But I cannot upgrade with RAM: 16x2 -> kingston fury DDR4 2666Mhz CL15

I thought I could use 32gb but a lower speed as the machine seems to read up to 2444Mhz

Anyone did this upgrade before?