How to download all WSPs from Central Admin through Powershell

You can use below mention powershell command to download all WSPs from Central Admin in SharePoint 2010 / 2013 / 2016 and 2019.

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$pathName = "C:\WAAPH\"
foreach ($solution in Get-SPSolution)
{
    $solid = $Solution.SolutionID
    $title = $Solution.Name
    $filename = $Solution.SolutionFile.Name
    $solution.SolutionFile.SaveAs("$pathName\$filename")
}

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