No input signal on monitor after adding another black 8GB Ram to second slot. It has the same mhz, latency etc. Why it doesn't work? PC works again after removing it. :
Samsung Ddr4 Ram 8gb 4gb 16gb Pc4 2133mhz Or 2400mhz 2666mhz 2400t Or 2133p 2666v Ecc Reg Server Memory 4g 16g 8g 32gb D4 Ram - Rams - AliExpress
Can you use 3200 MHz RAM if the CPU or motherboard can't support such high speed? - Quora
Kimtigo DDR4 16GB Laptop Dram 2666MHz (PC4-21300) CL19 (Compatible with 2400MHz or 2133MHz) 1.2V Notebook (SODIMM) RAM Non-ECC Unbuffered Single Rank 260 Pin PC Computer Memory Module Upgrade at Amazon.com