Is it possible to speed up my PC without adding additional hardware?

Yes, it is possible to speed up your PC without adding additional hardware. You can optimize your computer’s performance by installing updates, removing unnecessary programs, defragmenting hard drives, and disabling unnecessary startup items. You can also free up disk space by deleting old files, installing a secure antivirus program, and avoiding cluttered desktop shortcuts. Additionally, you may want to consider replacing your RAM or upgrading your processor.