Upgrade PowerShell Core On Windows 10 x64

Upgrade-PowerShellCore.ps1

function Upgrade-PowerShellCore {
    [CmdletBinding()]
    Param(
        [Parameter(Mandatory=$False)]
        [switch]$PreRelease,

        [Parameter(Mandatory=$False)]
        [switch]$Silent
    )

    $randomFileName = [System.IO.Path]::GetRandomFileName()
    $tmpMsiPath = Join-Path ([System.IO.Path]::GetTempPath()) "$randomFileName.msi"
    $GitHubUrlBase = 'https://api.github.com/repos/powershell/powershell/releases'

    if ($PreRelease) {
        $url = $GitHubUrlBase
        $response = Invoke-RestMethod -Uri $url
        $response = $($response | Where-Object {$_.prerelease -eq $True} | Sort-Object -Descending -Property 'published_at')[0]
    }
    else {
        $url = $GitHUbUrlBase + '/latest'
        $response = Invoke-RestMethod -Uri $url
    }

    $PwshAssetUrl = $response.assets.browser_download_url | Where-Object {$_ -match "win" -and $_ -match "64" -and $_ -match "\.msi$"}
    $null = Invoke-RestMethod -Uri $PwshAssetUrl -OutFile $tmpMsiPath

    $FileName = $PwshAssetUrl | Split-Path -Leaf
    $FileNameSansExt = $FileName -replace [regex]::Escape('.msi'),''

    if ($Silent) {
        $DateStamp = Get-Date -Format yyyyMMddTHHmmss
        $MSIParentDir = $tmpMsiPath | Split-Path -Parent
        $LogFilePath = Join-Path $MSIParentDir ($FileNameSansExt + '_' + $DateStamp + '.log')
        $MSIArguments = @(
            '/i'
            $tmpMsiPath
            '/qn'
            '/norestart'
            '/L*v'
            $LogFilePath
        )

        try {
            $null = Start-Process msiexec.exe -ArgumentList $MSIArguments -Wait -NoNewWindow
        }
        catch {
            Write-Error $_
        }
        finally {
            $null = Remove-Item $tmpMsiPath
        }
    }
    else {
        try {
            Start-Process -Path $tmpMsiPath -Wait -NoNewWindow
        }
        catch {
            Write-Error $_
        }
        finally {
            Remove-Item $tmpMsiPath
        }
    }
}