{"id":208147,"date":"2023-12-04T13:14:06","date_gmt":"2023-12-04T13:14:06","guid":{"rendered":"https:\/\/www.ninjaone.com\/script-hub\/installare-il-net-framework-4-con-powershell-2\/"},"modified":"2024-03-04T20:43:40","modified_gmt":"2024-03-04T20:43:40","slug":"installare-il-net-framework-4-con-powershell-2","status":"publish","type":"script_hub","link":"https:\/\/www.ninjaone.com\/it\/script-hub\/installare-il-net-framework-4-con-powershell-2\/","title":{"rendered":"Come installare il .NET Framework 4 utilizzando PowerShell"},"content":{"rendered":"

Con l’evoluzione e la complessit\u00e0 delle operazioni IT, l’automazione \u00e8 diventata ormai imprescindibile. Non si pu\u00f2 trascurare l’importanza degli script, in particolare di PowerShell, nelle moderne infrastrutture IT. PowerShell, con la sua capacit\u00e0 di automatizzare e semplificare le attivit\u00e0, \u00e8 diventato indispensabile. Oggi parliamo di uno script PowerShell specificamente progettato per installare il .NET Framework 4<\/strong>, una base essenziale per molte applicazioni.<\/p>\n

Background<\/h2>\n

Il Framework .NET di Microsoft funge da piattaforma di sviluppo software, fornendo servizi, librerie e strumenti necessari per sviluppare ed eseguire una vasta gamma di applicazioni. Per i professionisti dell’IT e i Managed Service Provider (MSP)<\/a> \u00e8 fondamentale disporre di un metodo efficiente per installare questo framework che permette alle applicazioni di funzionare senza problemi. Il nostro script PowerShell serve a questo scopo e offre funzionalit\u00e0 aggiuntive, come la possibilit\u00e0 di installazione da una fonte offline.<\/p>\n

Lo script per installare il .NET Framework 4<\/strong><\/h2>\n
#Requires -Version 5.1\r\n\r\n<#\r\n.SYNOPSIS\r\n    Install NetFx4 features(.NET 4.x), with the option to install from an offline source.\r\n.DESCRIPTION\r\n    Install NetFx4 features(.NET 4.x), with the option to install from an offline source.\r\n    An offline source can be an attached CD\/DVD image of the OS's installer.\r\n.EXAMPLE\r\n     No parameters needed.\r\n    Install NetFx4 features from Local Install\/Windows Update\/WSUS.\r\n.EXAMPLE\r\n     -OfflineSource \"D:sourcessxs\"\r\n    Install NetFx4 features from a specified source.\r\n.EXAMPLE\r\n    PS C:> Install-DotNet4.ps1\r\n    Install NetFx4 features from Local Install\/Windows Update\/WSUS.\r\n.EXAMPLE\r\n    PS C:> Install-DotNet4.ps1 -OfflineSource \"D:sourcessxs\"\r\n    Install NetFx4 features from a specified source.\r\n.OUTPUTS\r\n    None\r\n.NOTES\r\n    General notes\r\n    Release Notes:\r\n    Initial Release\r\nBy using this script, you indicate your acceptance of the following legal terms as well as our Terms of Use at https:\/\/www.ninjaone.com\/terms-of-use.\r\n    Ownership Rights: NinjaOne owns and will continue to own all right, title, and interest in and to the script (including the copyright). NinjaOne is giving you a limited license to use the script in accordance with these legal terms. \r\n    Use Limitation: You may only use the script for your legitimate personal or internal business purposes, and you may not share the script with another party. \r\n    Republication Prohibition: Under no circumstances are you permitted to re-publish the script in any script library or website belonging to or under the control of any other software provider. \r\n    Warranty Disclaimer: The script is provided \u201cas is\u201d and \u201cas available\u201d, without warranty of any kind. NinjaOne makes no promise or guarantee that the script will be free from defects or that it will meet your specific needs or expectations. \r\n    Assumption of Risk: Your use of the script is at your own risk. You acknowledge that there are certain inherent risks in using the script, and you understand and assume each of those risks. \r\n    Waiver and Release: You will not hold NinjaOne responsible for any adverse or unintended consequences resulting from your use of the script, and you waive any legal or equitable rights or remedies you may have against NinjaOne relating to your use of the script. \r\n    EULA: If you are a NinjaOne customer, your use of the script is subject to the End User License Agreement applicable to you (EULA).\r\n#>\r\n\r\n[CmdletBinding()]\r\nparam (\r\n    [Parameter()]\r\n    [String]\r\n    $OfflineSource\r\n)\r\n\r\nbegin {\r\n    $OSVersion = [System.Environment]::OSVersion.Version\r\n}\r\nprocess {\r\n    if ($OSVersion -gt [Version]::new(6, 2)) {\r\n        # Windows 8.1\/Server 2012 R2 or greater\r\n        $Packages = dism \/Online \/Get-Features \/Format:Table\r\n        if ($OfflineSource) {\r\n            # Install .NET 3 and 4\r\n            if ((Test-Path -Path $OfflineSource -ErrorAction SilentlyContinue)) {\r\n                if ($($Packages | Select-String -Pattern \"NetFx4\" | Select-Object -First 1) -like \"Disabled\") {\r\n                    dism \/Online \/Enable-Feature \/FeatureName:NetFx4 \/All \/Source:$OfflineSource\r\n                }\r\n            }\r\n            else {\r\n                Write-Error \"Path to $OfflineSource doesn't exist.\"\r\n            }\r\n        }\r\n        else {\r\n            if ($($Packages | Select-String -Pattern \"NetFx4\" | Select-Object -First 1) -like \"Disabled\") {\r\n                dism \/Online \/Enable-Feature \/FeatureName:NetFx4 \/All\r\n            }\r\n        }\r\n    }\r\n    else {\r\n        # Windows 8\/Server 2012 or lesser\r\n        # This requires copying the installer to the target in some way; either by downloading or shared folder as examples.\r\n        Write-Output \"More Info: https:\/\/ninjarmm.zendesk.com\/hc\/en-us\/articles\/360043992771-How-to-install-software-outside-of-3rd-Party-Patching\"\r\n        Write-Error \"Use the Install Application script to install dotNetFx40_Full_x86_x64.exe\"\r\n\r\n        # The code below is an example of downloading, but isn't guarantied to work 100%.\r\n\r\n        # Invoke-WebRequest -Uri \"http:\/\/download.microsoft.com\/download\/9\/5\/A\/95A9616B-7A37-4AF6-BC36-D6EA96C8DAAE\/dotNetFx40_Full_x86_x64.exe\" -OutFile \"dotNetFx40_Full_x86_x64.exe\"\r\n        # dotNetFx40_Full_x86_x64.exe \/q: http:\/\/download.microsoft.com\/download\/9\/5\/A\/95A9616B-7A37-4AF6-BC36-D6EA96C8DAAE\/dotNetFx40_Full_x86_x64.exe\r\n        # Remove-Item -Path \"dotNetFx40_Full_x86_x64.exe\"\r\n    }\r\n}\r\nend {}<\/pre>\n
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Analisi dettagliata<\/h2>\n
Analizziamo i componenti principali di questo script per installare il .NET Framework 4:<\/span>\u00a0<\/span><\/p>\n