Final answer:
Plug and Play compatible hardware is designed to simplify hardware installations but does not guarantee the complete absence of installation issues, as other factors like driver incompatibility can affect the process.
Step-by-step explanation:
The question is asking whether Plug and Play compatible hardware ensures that users won't have problems when installing new or upgraded hardware. The concept of Plug and Play is to simplify the installation of hardware in a system, particularly in environments such as Microsoft Windows. While it does aim to make the detection and configuration of devices automatic, it does not guarantee complete absence of installation issues, as there could be other factors at play such as driver incompatibility, hardware conflicts, or software issues.