What type of hardware upgrade should I consider to increase the speed of my computer?

Depending on the age and model of your computer, some possible hardware upgrades you could consider to increase its speed are:

-Upgrading the RAM.
-Replacing the hard drive with an SSD (solid state drive).
-Replacing the CPU with a faster processor.
-Adding a dedicated graphics card.
-Upgrading the power supply.
-Adding more fans or other cooling system components.