Are there any software solutions to improve PC performance?

Yes, there are a number of software solutions available to improve the performance of your PC. Examples include system optimization utilities such as CCleaner and Reimage, antivirus and anti-malware programs such as Avast and Malwarebytes, and registry cleaners such as Glarysoft Registry Repair. Additionally, you may want to consider disabling unnecessary services and processes, defragmenting your hard drive, or upgrading your hardware if necessary.