Hardware upgrades refer to the process of replacing or enhancing the physical components of a computer or device to improve its performance. Common upgrades include adding more RAM, installing a larger hard drive, or upgrading the graphics card. These changes can lead to faster processing speeds, increased storage capacity, and better graphics performance, making the device more efficient for tasks like gaming or video editing. Upgrading hardware can also extend the lifespan of a device, allowing it to keep up with newer software requirements. Users often consider hardware upgrades when their systems become slow or unable to run the latest applications effectively. Regular upgrades can help maintain optimal performance and user satisfaction.