By adding a solid-state drive to a budget laptop, either as a hard-drive replacement or companion, you can realize noticeable gains and get additional life from your portable PC.
How to know if my laptop has an M.2 SSD socket - Quora
How to Install a Second SSD on a Desktop or Laptop
How to add or upgrade your laptop's SSD
How to Install a Second SSD on a Desktop or Laptop
How to Find the Best SSD for Your Laptop
SATA 2nd SSD HDD Hard Drive Caddy Frame Tray for ASUS UL50A UJ892 AD-7930H : Electronics
Installing an SSD in Your Laptop (and Cloning Windows) : 4 Steps - Instructables
How to Install an SSD in your Laptop
How to Copy Your Windows Installation to an SSD
Nimitz 2nd HDD SSD Hard Drive Caddy for Lenovo Thinkpad T420 T430 T510 T520 T530 W510 W520 W530 : Electronics