What is the .MSI File Extension?
.MSI File Extension Description:
The main Windows Installer file uses the MSI file extension to enable installation and configuration functions. Through the use of the file with the .msi file extension, the user would be provided with better deployment of programs and a standard format for management. The main function of the file extension MSI is to support the advertisements of applications and features, with regard to the machine's operating system.
In the Windows Installer 3.0, the file with the .msi file extension has the capability to install multiple patches within a singe transaction. This transaction can integrate the installation progress, reboots, and rollbacks. Additionally, the file with the .msi file extension within the 3.0 versions can apply the patches in constant order, regardless of the order that the patches are provided to the system.
The file extension MSI can provide new capabilities for the purpose of advertising the features without the need to install them, install the bundled products on demand, and to include user customizations. Additionally, user accounts with administrator privileges can utilize the functions of the file with the .msi file extension for queries and product inventories, features, patch information, and component.
Users can also make use of the MSI file extension and integrate its several functions to their own applications. In order to accomplish this, however, they need to use the several installer functions available. There are several categories that each function of the MSI file extension falls under, and these include:
* User Interface and Logging
* Handle Management
* Installation and Configuration
* System Status
* Product Query
* File Query
* Transaction Management
* Installer Structures
The combination of each function under the listed categories, when done carefully, can determine a successful installation process of an application. The mechanism of a file with the .MSI file extension has two phases. The Acquisition phase starts when the application or the user instructs the installer to implement the features of an application. After which, the file with the .msi file extension references the actions in the sequence tables of the installation database. These tables handle the process of providing the user with the step-by-step procedure for the installation process.
After the Acquisition, the Execution phase will start; wherein the file with the .msi file extension passes all the data to a process that has elevated privileges. This process will run the script. An unsuccessful installation can result in a rollback, which is another function of the MSI file extension that can restore the original state of the system.Author: Microsoft
Author URL: http://www.microsoft.com/
Related Applications: Windows Installer and Operating System
Common Path: N/A
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The Cause for .MSI files Errors:
.MSI files errors are possibly critical Windows errors and many times are caused because of a defective registry entry that should be repaired right away to prevent further damage in other software and/or hardware. Dangers include system device failure, blue screen errors and fatal system crashes.
.MSI files Errors - Common Symptoms:
Common symptoms from .MSI files errors include reduced computer speed, long application load speed, failure loading files, extended suspensions in software functions, applications closes without giving an error, screen freezes and programs lock up.
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