Rejuvenate an old laptop with a full service and solid state drive.
If you have a older laptop, or even a new one that runs slower than you were expecting, you can replace the mechanical hard drive with a solid state drive that is massively quicker.
Over a period of usage, all laptops build up dust in the fan and heatsink, which can shorten the live of the laptop
this picture is an HP15 that was 4 years old
The image below is after the service