1 ram stick which slot: How Intel Plans to Transition Between DDR3 and DDR4 for the Mainstream ... . Can I use dual channel RAM and single channel RAM on a motherboard supporting both types of channels? - Quora. Can I upgrade the RAM and storage on the HP Envy x360 (2022)?.
In order to use DDR3 RAM in a DDR4
slot, the stick must be backward-compatible with DDR3. In any case, your motherboard will not recognize the format if the stick fits into
the slot.
Answer (1 of 2): RAM in itself is not single or dual channel. RAM
slots are. If a motherboard supports dual-channel RAM, it supports single-channel. Single channel means only one
RAM slot is occupied in the bank of 2. If the second
slot in the bank is occupied, the RAM stick may not be seated cor...
RAM and storage on the HP Envy x360 (2022) model are not user upgradable. You'll have to pick which one you need at checkout and stick with it.