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To be used efficiently, all computer software needs certain hardware components or other software resources to be present on a computer. [1] These prerequisites are known as (computer) system requirements and are often used as a guideline as opposed to an absolute rule. Most software defines two sets of system requirements: minimum and recommended.
An installation program or installer is a computer program that installs files, such as applications, drivers, or other software, onto a computer. Some installers are specifically made to install the files they contain; other installers are general-purpose and work by reading the contents of the software package to be installed.
Upgrading is the process of replacing a with a newer version of the same product. In computing and consumer electronics an upgrade is generally a replacement of hardware, software or firmware with a newer or better version, in order to bring the system up to date or to improve its characteristics.
For example: The Software Catalog stores the version and other information for each software package installed on a local system. One-click of a button launches a browser window to the upgrade web page for the application, including auto-filling of the user name and password for sites that require a login.
Valid hardware configurations must be present. Software systems may need connectivity to connect to other software systems. [1]: 145 Installation testing may also be considered as an activity-based approach to how to test something. For example, install the software in the various ways and on the various types of systems that it can be installed.
Though a support document listed October 4, 2021, as the initial release date, [71] Microsoft officially released Windows 11 on October 5, 2021, [8] [72] as an opt-in, in-place upgrade through either the Windows 11 Installation Assistant application (which can perform the upgrade, or generate an ISO image or USB install media), or via Windows ...
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A package manager or package-management system is a collection of software tools that automates the process of installing, upgrading, configuring, and removing computer programs for a computer in a consistent manner. [1] A package manager deals with packages, distributions of software and data in archive files.