Is it necessary to upgrade my hardware to speed up my PC? By YL ComputingSpeed Up PC It depends. Upgrading hardware can help improve your computer’s performance, but it is not always necessary. Often, a few simple changes such as updating software or cleaning out your system can speed up your computer instead. Related Content:How can I remove unnecessary programs and files from my PC?What other maintenance tasks should I be performing to keep my PC running at its best?What steps should I take to speed up my PC?