How is the win7 system slowing down?

Computer shop news The main reasons for the slowdown of the win7 system are as follows: 1. There are too many system garbage. It is recommended to use disk cleaning or third-party software to clean up system garbage. 2, too many startup items, you can delete some unnecessary software in the boot project. 3, too much software installed, you can try to uninstall some of the less commonly used software. 4, computer poisoning, it is recommended to use Microsoft's official anti-virus software. Microsoft anti-virus is the anti-virus software developed because of the release of windows7, the most suitable for windows7 use, genuine Microsoft users can go to the official website to download and install, the use of the software will not charge any fees. But ask your windows to be genuine. Microsoft Security Essentials is a Microsoft security protection software that is free to use on genuinely verified Windows computers to help you stay away from viruses and malware. I hope my answer can help you.

Another netizen's answer:

With more and more installed programs, some temporary junk files are getting more and more, and the system resources used will be more and more. The system will naturally slow down. Get an optimization master or 360 security guard, tidy up the computer. Reinstall the system if necessary.