management-scripts/Fix-WindowsHealth.ps1

## Run enhanced DISM for Windows 8 and higher endpoints
If ( IsWindowsVersion -ge "6.2" )
{
    ## The name of the log file for this script
    $LogName = "Fix-WindowsHealth"

    $BeginDISMRun = $(Get-Date).AddSeconds(-1)

    ## Scan the Windows Component Store for problems
    Log "Beginning Windows Component Store scan" $LogName
    Start-Process "dism.exe" -ArgumentList "/online /cleanup-image /scanhealth" -Wait
    Log "Completed Windows Component Store scan" $LogName

    ## Check to see if the previous command recorded any problems that need repairing
    Log "Beginning Windows Component Store health check" $LogName
    $CheckHealthOutput = $(dism /online /cleanup-image /checkhealth) | Out-String
    If ( $CheckHealthOutput -match "repairable" )
    {    
        Log "Completed Windows Component Store health check: Problems found" $LogName
        
        ## Repair problems with the Windows Component Store
        Log "Beginning Windows Component Store restoration" $LogName
        Start-Process "dism.exe" -ArgumentList "/online /cleanup-image /restorehealth" -Wait
        Log "Completed Windows Component Store restoration" $LogName
    }
    Else { Log "Completed Windows Component Store health check: No problems found" $LogName }

    $EndDISMRun = $(Get-Date).AddSeconds(1)

    ## Parse DISM log file for recent activity
    $DISMLogFile = "${MSPLogs}\Fix-WindowsHealth_DISM.log"
    If ( Test-Path $DISMLogFile ) { Remove-Item $DISMLogFile -Force }
    New-Item -Path $DISMLogFile -ItemType File
    Log "Beginning Windows Component Store log data collection" $LogName
    Get-Content -Path "${Env:WinDir}\Logs\DISM\dism.log" | Select-String -Pattern '^(\d{4})-(\d{2})-(\d{2}) (\d{2}):(\d{2}):(\d{2})' |
        % { If ( ((Get-Date $_.Line.Substring(0,19)) -gt $BeginDISMRun) -and ((Get-Date $_.Line.Substring(0,19)) -le $EndDISMRun) ) {
            Add-Content -Path $DISMLogFile -Value $_.Line
        }
    }
    Log "Completed Windows Component Store log data collection" $LogName
}
Else { Log "Online image cleanup and restoration is only supported on Windows 8 and higher" $LogName }