This includes any free or trial products that were pre-installed when you bought the computer, even if they were never activated. Note Before you uninstall your virus scanner, make sure that the Windows Firewall is enabled, and make sure that programs that were not previously approved by you do not have access to the Internet through the firewall.
An antivirus program helps protect your computer from viruses. Don't download or open files from sources that you do not trust, visit websites that you do not trust, or open email attachments when your antivirus program is disabled. For more information about computer viruses, see Microsoft Knowledge Base article Computer viruses: description, prevention, and recovery.
After you identify the security programs that are installed on the computer or have been partially removed from the computer, you can use a cleanup tool or instructions from the security program manufacturer to completely remove the program.
The following list provides links to the instructions and cleanup tools that are available from many security program manufacturers:. Prevx: Prevx2. Microsoft Security Essentials More Need more help?
Expand your skills. Get new features first. Was this information helpful? Yes No. Free disk space clean up, optimize memory, and speed up Windows system. Optimize and clean my PC. Keep your computer clean and fast with Total PC Cleaner. It lets you clean your PC's cache and big files. It has everything you need for a free computer cleaner.
User comments "This is the best pc cleaner in Microsoft store". It scans your whole computer to clean up junk files, speed up your PC, and boost its performance. Stay informed about special deals, the latest products, events, and more from Microsoft Store. Available to United States residents. By clicking sign up, I agree that I would like information, tips, and offers about Microsoft Store and other Microsoft products and services.
Privacy Statement. See System Requirements. Available on PC. It maintains and optimizes the current operating system, allowing your computer to regain lost performance.
An all-in-one utility software that can effectively prevent errors and crashes from occurring in the system. It offers free downloads for use and provides tools to remove cache and junk files, as well as an integrated antivirus software to remove viruses and malware.
It also has an app lock, a game performance optimizer, a memory optimizer, a battery protector and more. Advanced System Care Advanced System Care is one of the most powerful system optimization software on Windows operating system. It helps you to clean up all kinds of junk files and speed up Internet connection so that your computer runs faster. It also helps you delete unwanted applications, directory files, registry, etc.
Wise Disk Cleaner Wise Disk Cleaner, which has a file size of only 4MB, is fast and easy to use and can help you free up a lot of space on your computer. It clears out some space for you quickly by deleting unused junk files from your computer. In the latest version, it improved the Metro Cache cache tool and the WinSxS backup tool, and made the interface more user-friendly for newbies.
It scans the entire computer for unwanted junk documents, improving overall performance of the system, hence getting very high usage ratings. In addition, it offers many features, including handling registry issues, uninstall unneeded applications, and speed up Windows boot-up. Wise Care Wise Care is an all-around utility to manage, maintain, configure and troubleshoot computers for Windows operating systems.
Wise Care is a software that combines features of Wise Disk Cleaner and Wise Registry Cleaner into a single package: the ability to clean up invalid registries, useless files, and optimize registry fragmentation and disk fragmentation effectively.
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