What Does Windows Server Update Services (WSUS) Mean?

Windows Server Update Services (WSUS) is a free add-on application offered by Microsoft that can download and manage updates and patches for Windows Server operating systems. It is the successor of the previous Software Update Services (SUS) program. It helps in the constant updating of the wide range of operating systems and related applications provided by Microsoft. It enables the IT administrators of small to medium sized businesses (SMBs) to effectively manage the distribution of updates released to the computers in their network.

Techopedia Explains Windows Server Update Services (WSUS)

WSUS is a software application provided by Microsoft to enable administrators to manage the distribution of updates and patches for the Microsoft software products to the computers in their network. WSUS analyses the current system and determines the required updates and helps users to manage the downloads in a corporate environment.