1. Click Start, type system in the Start Searchbox, and then click system in the Programs list. 2. The operating system appears as follows: • For a 64-bit version operating system: 64-bit Operating System appears for the System type under System. • For a 32-bit version operating system: 32-bit Operating System appears for the System type under System. ==== ==== == 1. Click Start, type system in the Start Search box, and then click System Information in the Programs list. 2. The operating system appears as follows: • For a 64-bit version operating system: x64-based PC appears for the System type under Item. • For a 32-bit version operating system: x86-based PC appears for the System typeunder Item.