免互動安裝Opera Stable、解除安裝，以及在部署工具中偵測安裝狀態所用的指令。只列出確定可用的指令：來自資訊清單，或是安裝程式技術的官方預設參數。
相關教學: 靜默安裝參數總整理：MSI、NSIS、Inno Setup · 用登錄檔或PowerShell解除安裝程式
使用winget
PowerShell
winget install --id Opera.Opera -e --silent --accept-package-agreements --accept-source-agreementswinget upgrade --id Opera.Opera -e --silentwinget uninstall --id Opera.Opera -e --silent依安裝檔
64位元 · EXE · 僅目前使用者
靜默安裝
Opera_140.0.6074.18_Setup_x64.exe /silent64位元 · EXE · 所有使用者
靜默安裝
Opera_140.0.6074.18_Setup_x64.exe /silentARM64 · EXE · 僅目前使用者
靜默安裝
Opera_140.0.6074.18_Setup_arm64.exe /silentARM64 · EXE · 所有使用者
靜默安裝
Opera_140.0.6074.18_Setup_arm64.exe /silent32位元 · EXE · 僅目前使用者
靜默安裝
Opera_140.0.6074.18_Setup.exe /silent32位元 · EXE · 所有使用者
靜默安裝
Opera_140.0.6074.18_Setup.exe /silentPowerShell：下載、驗證、安裝
下載官方檔案，驗證SHA256後靜默安裝。
install-opera-stable.ps1
$url = 'https://get.geo.opera.com/pub/opera/desktop/140.0.6074.18/win/Opera_140.0.6074.18_Setup_x64.exe'
$sha256 = '5E0DF23F7888407B22CB8B533A4CA19100FFC8F606E01C9CDB463C184CF6A2F6'
$file = Join-Path $env:TEMP 'Opera_140.0.6074.18_Setup_x64.exe'
Invoke-WebRequest -Uri $url -OutFile $file -UseBasicParsing
if ((Get-FileHash $file -Algorithm SHA256).Hash -ne $sha256) { throw 'SHA256 mismatch' }
Start-Process -FilePath $file -ArgumentList '/silent' -Wait install-opera-stable.ps1
$url = 'https://get.geo.opera.com/pub/opera/desktop/140.0.6074.18/win/Opera_140.0.6074.18_Setup_x64.exe'
$sha256 = '5E0DF23F7888407B22CB8B533A4CA19100FFC8F606E01C9CDB463C184CF6A2F6'
$file = Join-Path $env:TEMP 'Opera_140.0.6074.18_Setup_x64.exe'
Invoke-WebRequest -Uri $url -OutFile $file -UseBasicParsing
if ((Get-FileHash $file -Algorithm SHA256).Hash -ne $sha256) { throw 'SHA256 mismatch' }
Start-Process -FilePath $file -ArgumentList '/silent' -Wait install-opera-stable.ps1
$url = 'https://get.geo.opera.com/pub/opera/desktop/140.0.6074.18/win/Opera_140.0.6074.18_Setup_arm64.exe'
$sha256 = '83E20F468AA4A2F4A19AB29DB8A3E9016B7EA29560419AD41712B03D3B857C43'
$file = Join-Path $env:TEMP 'Opera_140.0.6074.18_Setup_arm64.exe'
Invoke-WebRequest -Uri $url -OutFile $file -UseBasicParsing
if ((Get-FileHash $file -Algorithm SHA256).Hash -ne $sha256) { throw 'SHA256 mismatch' }
Start-Process -FilePath $file -ArgumentList '/silent' -Wait install-opera-stable.ps1
$url = 'https://get.geo.opera.com/pub/opera/desktop/140.0.6074.18/win/Opera_140.0.6074.18_Setup_arm64.exe'
$sha256 = '83E20F468AA4A2F4A19AB29DB8A3E9016B7EA29560419AD41712B03D3B857C43'
$file = Join-Path $env:TEMP 'Opera_140.0.6074.18_Setup_arm64.exe'
Invoke-WebRequest -Uri $url -OutFile $file -UseBasicParsing
if ((Get-FileHash $file -Algorithm SHA256).Hash -ne $sha256) { throw 'SHA256 mismatch' }
Start-Process -FilePath $file -ArgumentList '/silent' -Wait install-opera-stable.ps1
$url = 'https://get.geo.opera.com/pub/opera/desktop/140.0.6074.18/win/Opera_140.0.6074.18_Setup.exe'
$sha256 = 'BEA79AE0C30FD5860A55ACAE3AE988EEE05F8F47E5CB0C105A580C5A017F8F75'
$file = Join-Path $env:TEMP 'Opera_140.0.6074.18_Setup.exe'
Invoke-WebRequest -Uri $url -OutFile $file -UseBasicParsing
if ((Get-FileHash $file -Algorithm SHA256).Hash -ne $sha256) { throw 'SHA256 mismatch' }
Start-Process -FilePath $file -ArgumentList '/silent' -Wait install-opera-stable.ps1
$url = 'https://get.geo.opera.com/pub/opera/desktop/140.0.6074.18/win/Opera_140.0.6074.18_Setup.exe'
$sha256 = 'BEA79AE0C30FD5860A55ACAE3AE988EEE05F8F47E5CB0C105A580C5A017F8F75'
$file = Join-Path $env:TEMP 'Opera_140.0.6074.18_Setup.exe'
Invoke-WebRequest -Uri $url -OutFile $file -UseBasicParsing
if ((Get-FileHash $file -Algorithm SHA256).Hash -ne $sha256) { throw 'SHA256 mismatch' }
Start-Process -FilePath $file -ArgumentList '/silent' -Wait 
