Some of these problems can be alleviated to an extent by giving your computer a thorough spring clean.
However, as a general rule, once you have to start managing your resources, an upgrade won’t be far off.
Over time, a PC becomes louder than it was at the start.
Computers don’t live forever, and before they reach their demise, they become more trouble than they’re worth.
Some of the issues you will encounter with your computer can be fixed just by upgrading specific components, like the battery or hard drive.
But you should weigh up the cost of upgrading compared to buying something new.