I recently started looking into upgrading my laptop's memory. My
research eventually led me to https://znayka.com.ua.
I couldn't find step-by-step guidance on most websites. Many sources were too general.
On this site I found a detailed description of the laptop model, along with step-by-step visuals that made everything much easier to understand.
I suggest checking this site if you want reliable information about laptops and hardware upgrades.