
In normal use, you might want to turn off the real-time scanning feature to conserve CPU usage.

Use Anti-Virus software such as Avast, Microsoft Security Essentials, and AVG. Virus infections are fairly rare, but they do occur. Install anti-spyware to keep your computer spyware free. Some Anti-spyware software includes WinThruster, and Spybot – Search & Destroy. They can also install toolbars on your web browser, and use keyloggers to record your keyboard input to steal passwords and credit card information. Spyware, malware, and adware are all variations of malicious software that either spam you with ads or spy on your computer. (You should only disable the ones that you understand.)

Does the computer need more RAM?Ĭlose other programs, click the Start Button > type Task Manager > click View Running processes with Task Manager > click the Performance tab

Other reasons include too many programs on startup, malware, possible virus infection, poor maintenance of temporary files, and the Windows registry. This can happen if many programs are open at the same time. You may experience video slow-downs if your computer is running low on RAM. Poor video performance has less to do with the Quicktime software and more to do with your computer’s hardware. You can re-install Quicktime by downloading it from here. If Quicktime is not starting or if it freezes when you start it, then the cause might have been a corrupt installation file. The Quicktime player can be used to play different file formats, and it is free. Quicktime is also available for the Microsoft Windows operating system and Linux. It is the main video playback software for Macintosh computers. Wally’s Answer: Video playback performance is mainly linked to your computer’s hardware, but there can be various other reasons for choppy video playback on the Quicktime video player. Setting up weekly (or daily) automatic scans will help prevent system problems and keep your PC running fast and trouble-free.

