Windows 11 Upgrade from Windows 10

• Check: PC Health
  https://support.microsoft.com/en-us/windows/how-to-use-the-pc-health-check-app-9c8abd9b-03ba-4e67-81ef-36f37caa7844
• Check TPM:
  Run: TPM.msc
• Download Windows 11
  https://www.microsoft.com/en-ca/software-download/windows11
• Ways to install Windows 11
  Windows 11 Installation Assistant
  https://support.microsoft.com/en-us/windows/ways-to-install-windows-11-e0edbbfb-cfc5-4011-868b-2ce77ac7c70e
• Find Windows 11 specs, features, and computer requirements
  https://www.microsoft.com/en-ca/windows/windows-11-specifications?OCID=wu_windows_app_omc_win
• If you want to force run the Windows Update compatibility check again:
  Open Task Scheduler, Microsoft > Windows > Application Experience
  Microsoft Compatibility Appraiser.
  %windir%\system32\compattelrunner.exe

Powershell Script

$desktopUserPath = [Environment]::GetFolderPath("Desktop")
$desktopPublicPath = [Environment]::GetFolderPath("CommonDesktopDirectory")
$downloadsPath = [System.IO.Path]::Combine([System.Environment]::GetFolderPath([System.Environment+SpecialFolder]::UserProfile), "Downloads")

$teamviewerPath = [System.IO.Path]::Combine($downloadsPath, "teamviewerqs11.exe")
$teamviewerDesktopPath = [System.IO.Path]::Combine($desktopPublicPath, "FTINC.exe")
$teamviewerUrl = "https://download.teamviewer.com/download/version_11x/TeamViewerQS.exe"

$upgradeUrl = "https://go.microsoft.com/fwlink/?linkid=2171764"
$upgradePath = "$downloadsPath\Win11Upgrade.exe"

# Check if the script is running as an administrator
if (-not ([bool] ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] "Administrator"))) {
    Write-Host "You need to run this script as an Administrator!"
    exit 1
}

Write-Host $downloadsPath
Write-Host $teamviewerDesktopPath

# download common installers
Invoke-WebRequest -Uri $teamviewerUrl -OutFile $teamviewerPath
Copy-Item -Path $teamviewerPath -Destination $teamviewerDesktopPath -Force

# Download the file
try {
    Invoke-WebRequest -Uri $upgradeUrl -OutFile $upgradePath
    Write-Host "Download completed successfully."
} catch {
    Write-Host "Error downloading the file: $_"
    exit 1
}

# bypass cpu Check
$registryPath = "HKLM:\System\Setup\LabConfig"
New-Item -Path $RegistryPath -Force | Out-Null
Set-ItemProperty -Path $registryPath -Name "BypassCPUCheck" -Value 1

$registryPath = "HKLM:\System\Setup\MoSetup"
New-Item -Path $RegistryPath -Force | Out-Null
Set-ItemProperty -Path $registryPath -Name "AllowUpgradesWithUnsupportedTPMOrCPU" -Value 1

# Define the start and end times for active hours
$activeHoursStart = 7
$activeHoursEnd = 20
Set-ItemProperty -Path "HKLM:\SOFTWARE\Microsoft\WindowsUpdate\UX\Settings" -Name "ActiveHoursStart" -Value $activeHoursStart
Set-ItemProperty -Path "HKLM:\SOFTWARE\Microsoft\WindowsUpdate\UX\Settings" -Name "ActiveHoursEnd" -Value $activeHoursEnd
Set-ItemProperty -Path "HKLM:\SOFTWARE\Microsoft\WindowsUpdate\UX\Settings" -Name "UserChoiceActiveHoursStart" -Value $activeHoursStart
Set-ItemProperty -Path "HKLM:\SOFTWARE\Microsoft\WindowsUpdate\UX\Settings" -Name "UserChoiceActiveHoursEnd" -Value $activeHoursEnd
Set-ItemProperty -Path "HKLM:\SOFTWARE\Microsoft\WindowsUpdate\UX\Settings" -Name "SmartActiveHoursState" -Value 0
Set-ItemProperty -Path "HKLM:\SOFTWARE\Microsoft\WindowsUpdate\UX\Settings" -Name "AllowMUUpdateService" -Value 1

# check for free hdd space
$thresholdGB = 60
$systemDrive = Get-PSDrive -Name $env:SystemDrive.Substring(0, 1)
$freeSpaceGB = [math]::Round($systemDrive.Free / 1GB, 2)
if ($freeSpaceGB -lt $thresholdGB) {
    Write-Warning "Low disk space: $($freeSpaceGB) GB"
    exit 1
}

# Start the upgrade process
try {
    Start-Process -FilePath $upgradePath -ArgumentList "/Install /MinimizeToTaskBar /QuietInstall /SkipEULA"
    Write-Host "Upgrade process started."
} catch {
    Write-Host "Error starting the upgrade process: $_"
    exit 1
}