Laptop
Startup programs are one of the most common and least obvious causes of a sluggish laptop. Over time, every app you install tends to quietly add itself to the list of things that launch automatically when your computer boots. By the time you have owned a laptop for a year or two, dozens of programs may be running in the background before you have opened a single thing intentionally.
Then, and only then, consider hardware
The built-in Disk Cleanup tool present in Windows handles this issues well. Also, the Storage Sense feature in Settings set to do it automatically going forward. Whereas, on a Mac, the storage management section present under About shows you what it’s taking how much space on the device and it also allows you to clear caches and remove redundant files. Usually laptops come with a default setting of balanced or power-saving mode. This mode deliberately limits the performance of the processor in order to extend the battery life. So, if your laptop is usually plugged in or you need maximum performance in some particular task then, it is advisable to switch it to high-performance power plan in Windows settings and remove the artificial celling. On a Mac, this setting its automatically handled. However, disabling the Low Power mode can turn helpful if you want to achieve similar results. If you have tried all the above mentioned steps and still the laptop is struggling and is not working fine, then the problem may be of hardware. In order to sought the issue, adding RAM can be the most impactful upgrade for a device which slows down under multitasking. Also, it is one of the most affordable fix for many laptops. On the other hand, replacing or spinning hardware drive with an SSD can be a transformative fix of your laptop still has one. After these changes you will notice a considerable shift in the speed of the laptop.