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CGAL 6.1.1 - Modular Arithmetic

Download Microsoft Net Framework 4.5 2 Offline Installer -

NDP452-KB2901907-x86-x64-AllOS-ENU.exe /q

(Will reboot automatically if necessary)

Before downloading, ensure your machine meets these requirements: download microsoft net framework 4.5 2 offline installer

| Component | Minimum Requirement | | :--- | :--- | | Operating System | Windows 7 SP1, Windows 8, 8.1, Windows 10 (older builds), Windows Server 2008 R2 SP1, Server 2012, Server 2012 R2 | | Architecture | x86 (32-bit) or x64 (64-bit) | | Hard Disk Space | 850 MB – 2 GB (depending on OS) | | Prerequisite | Windows Update Agent must be updated; Windows 7 SP1 requires KB3063858 | NDP452-KB2901907-x86-x64-AllOS-ENU

Note: .NET Framework 4.5.2 is not officially supported on Windows 11 or later versions of Windows 10 that come with .NET 4.8 pre-installed. However, you can still enable it via "Windows Features" if software demands it. Windows 10 (older builds)

---

Sometimes, the installation fails. Here are the most common fixes:

If you intended to "put together a feature" to handle this installation programmatically (for example, in a setup script or deployment pipeline), here is a PowerShell function that downloads the installer and runs it silently.

function Install-DotNet452 
    <#
    .SYNOPSIS
    Downloads and installs .NET Framework 4.5.2 silently.
.DESCRIPTION
    This feature checks if the installer exists locally. If not, it downloads it 
    from the official Microsoft CDN and executes the installation with quiet arguments.
    #>
param(
        [string]$DownloadPath = "$env:TEMP\NDP452-KB2901907-x86-x64-AllOS-ENU.exe"
    )
$Url = "https://download.microsoft.com/download/E/2/1/E21644B5-2DF2-47C2-91BD-63C560427900/NDP452-KB2901907-x86-x64-AllOS-ENU.exe"
try 
        # Check if file already exists
        if (-not (Test-Path $DownloadPath)) 
            Write-Host "Downloading .NET Framework 4.5.2..." -ForegroundColor Cyan
            # Use .NET WebClient for downloading (compatible with older PowerShell versions)
            $WebClient = New-Object System.Net.WebClient
            $WebClient.DownloadFile($Url, $DownloadPath)
            Write-Host "Download complete." -ForegroundColor Green
         else 
            Write-Host "Installer already exists at $DownloadPath" -ForegroundColor Yellow
# Verify file exists after download attempt
        if (Test-Path $DownloadPath) 
            Write-Host "Starting installation (This may take a few minutes)..." -ForegroundColor Cyan
# Start the process silently
            # /q = Quiet mode
            # /norestart = Suppress restart attempts
            $Process = Start-Process -FilePath $DownloadPath -ArgumentList "/q", "/norestart" -Wait -PassThru
if ($Process.ExitCode -eq 0) 
                Write-Host "Installation completed successfully." -ForegroundColor Green
elseif ($Process.ExitCode -eq 3010) 
                Write-Host "Installation completed successfully. A system reboot is required." -ForegroundColor Yellow
else 
                Write-Error "Installation failed with exit code: $($Process.ExitCode)"
catch 
        Write-Error "An error occurred: $_"
# Execute the feature
Install-DotNet452