Fix.ps1 – Ableton Live / Windows 11 – MSVCR120.dll missing (Community Fix by Seb)

# Fix.ps1
# Ableton Live - MSVCR120.dll missing (VC++ 2013)
# Flow: check -> winget install x64+x86 -> recheck -> open Microsoft pages -> optional DISM/SFC -> copy DLLs -> launch test
# Launch : powershell -NoProfile -ExecutionPolicy Bypass -File "C:\Users\...\Fix.ps1"

$ErrorActionPreference = 'Stop'

# -------- Logging (ASCII only) --------
function LogLine { Write-Host "------------------------------------------------------------------------" }
function Stamp { (Get-Date).ToString('yyyy-MM-dd HH:mm:ss') }
function LOG  ([string]$m) { Write-Host ("[{0}] [INFO] {1}" -f (Stamp), $m) }
function OK   ([string]$m) { Write-Host ("[{0}] [ OK ] {1}" -f (Stamp), $m) -ForegroundColor Green }
function WARN ([string]$m) { Write-Host ("[{0}] [WARN] {1}" -f (Stamp), $m) -ForegroundColor Yellow }
function ERR  ([string]$m) { Write-Host ("[{0}] [ERR ] {1}" -f (Stamp), $m) -ForegroundColor Red }

# -------- Elevate if needed --------
$me = [Security.Principal.WindowsIdentity]::GetCurrent()
$pp = New-Object Security.Principal.WindowsPrincipal($me)
if (-not $pp.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
  Start-Process -Verb RunAs -FilePath "powershell.exe" -ArgumentList "-NoProfile -ExecutionPolicy Bypass -File `"$PSCommandPath`""
  exit
}

# TLS 1.2 just in case
[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12

# -------- Locate Ableton --------
function Get-AbletonPath {
  $cands = @(
    "C:\Program Files\Ableton\Live 11 Suite\Program",
    "C:\Program Files\Ableton\Live 11 Standard\Program",
    "C:\Program Files\Ableton\Live 11 Intro\Program",
    "C:\Program Files\Ableton\Live 12 Suite\Program"
  )
  foreach ($p in $cands) {
    if (Test-Path $p) { return $p }
  }
  return "C:\Program Files\Ableton\Live 11 Suite\Program"
}
$Ableton = Get-AbletonPath
LOG ("Ableton folder: {0}" -f $Ableton)

# -------- DLL checks --------
$sys64 = "$env:WINDIR\System32"
$sys32 = "$env:WINDIR\SysWOW64"

function Has-VC2013 {
  [PSCustomObject]@{
    X64 = (Test-Path "$sys64\MSVCR120.dll") -and (Test-Path "$sys64\MSVCP120.dll")
    X86 = (Test-Path "$sys32\MSVCR120.dll") -and (Test-Path "$sys32\MSVCP120.dll")
  }
}

function Print-State([object]$s) {
  if ($s.X64) { OK "VC++ 2013 x64 present (System32)" } else { WARN "VC++ 2013 x64 missing" }
  if ($s.X86) { OK "VC++ 2013 x86 present (SysWOW64)" } else { WARN "VC++ 2013 x86 missing" }
}

LogLine
LOG "Initial check for VC++ 2013 (MSVCR120/MSVCP120)"
LogLine
$state = Has-VC2013
Print-State $state
if ($state.X64 -and $state.X86) {
  OK "All runtimes already present. You can try Ableton now."
  exit 0
}

# -------- Try winget install --------
function Install-WithWinget {
  if (Get-Command winget -ErrorAction SilentlyContinue) {
    try {
      LOG "winget install VC++ 2013 x64"
      winget install --id "Microsoft.VC++2013Redist-x64" -e --silent --accept-package-agreements --accept-source-agreements | Out-Null
    } catch {
      WARN ("winget x64 failed: {0}" -f $_.Exception.Message)
    }
    try {
      LOG "winget install VC++ 2013 x86"
      winget install --id "Microsoft.VC++2013Redist-x86" -e --silent --accept-package-agreements --accept-source-agreements | Out-Null
    } catch {
      WARN ("winget x86 failed: {0}" -f $_.Exception.Message)
    }
  } else {
    WARN "winget not available (App Installer missing)"
  }
}

LogLine
LOG "Attempt install via winget"
LogLine
Install-WithWinget

LogLine
LOG "Recheck after winget"
LogLine
$state = Has-VC2013
Print-State $state

# -------- Manual Microsoft install if still missing --------
if (-not ($state.X64 -and $state.X86)) {
  LogLine
  WARN "Automatic install did not complete. Opening Microsoft pages..."
  LogLine
  Start-Process "https://www.microsoft.com/download/details.aspx?id=40784"
  Start-Process "https://learn.microsoft.com/visualstudio/releases/2013/redistribution"
  Write-Host ""
  Write-Host ">>> Download and install BOTH files: vcredist_x64.exe THEN vcredist_x86.exe." -ForegroundColor Yellow
  Write-Host ">>> When done, press ENTER here to continue..." -ForegroundColor Yellow
  [void][System.Console]::ReadLine()

  LogLine
  LOG "Recheck after manual install"
  LogLine
  $state = Has-VC2013
  Print-State $state
}

# -------- Optional repair if still missing --------
if (-not ($state.X64 -and $state.X86)) {
  LogLine
  WARN "Still missing. Running DISM and SFC repair (can take time)"
  LogLine
  Start-Process "cmd.exe" -ArgumentList "/c DISM /Online /Cleanup-Image /RestoreHealth" -Wait
  Start-Process "cmd.exe" -ArgumentList "/c sfc /scannow" -Wait

  LogLine
  LOG "Recheck after DISM/SFC"
  LogLine
  $state = Has-VC2013
  Print-State $state
}

# -------- Fallback: copy DLLs beside Ableton (if x64 available) --------
if ($state.X64) {
  try {
    Copy-Item "$sys64\MSVCR120.dll" "$Ableton\MSVCR120.dll" -Force
    Copy-Item "$sys64\MSVCP120.dll" "$Ableton\MSVCP120.dll" -Force
    OK "Copied x64 DLLs into Ableton folder (fallback)"
  } catch {
    WARN ("Copy fallback failed: {0}" -f $_.Exception.Message)
  }
}

# -------- Launch Ableton test --------
$exeCandidates = @(
  "$Ableton\Ableton Live 11 Suite.exe",
  "$Ableton\Ableton Live 12 Suite.exe"
)
$exe = $exeCandidates | Where-Object { Test-Path $_ } | Select-Object -First 1

LogLine
LOG "Summary"
LogLine
Print-State $state

if ($exe) {
  LOG ("Launching Ableton: {0}" -f $exe)
  Start-Process -FilePath $exe
  OK "If the popup is gone, you are fixed"
} else {
  WARN ("Ableton executable not found in: {0}" -f $Ableton)
}

if ($state.X64 -and $state.X86) { exit 0 } else { exit 2 }