So you've just discovered a great new calendar, music player, or other program and you want to install it on your machine. Here's how to do it on both Windows and Mac OS X. Installing a new program on ...

Use Windows Sandbox to safely install and test unknown apps in an isolated environment. Protect your PC from malware and risky software without affecting your system.

Technology firm Avast offers anti-virus and Internet security software for individuals, small business and educational institutions. Its Avast Free Antivirus program is CNET's top-rated anti-virus ...

If you see You do not have sufficient privileges to install the program error message when you try to install a program or driver on your Windows computer, then this ...