What is the WebView2 Offline Installer? The WebView2 Offline Installer is a standalone executable ( .exe ) that installs the Microsoft Edge WebView2 Runtime without requiring an active internet connection during installation. It contains all necessary components packaged into a single file. Full Feature Set 1. Complete Runtime Package
Contains the full WebView2 Runtime (based on Edge Chromium) Includes all dependencies and system components No external downloads required during installation Package size: ~150-200 MB (varies by version)
2. Silent Installation Support # Basic silent install MicrosoftEdgeWebView2RuntimeInstaller.exe /silent /install Quiet install with no UI MicrosoftEdgeWebView2RuntimeInstaller.exe /quiet Specify install directory MicrosoftEdgeWebView2RuntimeInstaller.exe /silent /install /installer:INSTALL_PATH="C:\CustomPath" Disable automatic updates MicrosoftEdgeWebView2RuntimeInstaller.exe /silent /install /installer:UPDATE_DISABLE=1
3. Command Line Parameters | Parameter | Description | |-----------|-------------| | /silent | Minimal UI, no user prompts | | /quiet | No UI at all | | /install | Perform installation | | /uninstall | Remove WebView2 Runtime | | /installer:INSTALL_PATH="path" | Custom installation directory | | /installer:UPDATE_DISABLE=1 | Disable automatic updates | | /installer:BROWSER_PROCESS_STANDBY=1 | Enable browser process standby | | /log="path\log.txt" | Create installation log | 4. Deployment Modes Evergreen Runtime Mode webview2 offline installer
System-wide installation Automatically updates via Microsoft Edge Update service Shared across all applications Recommended for most scenarios
Fixed Version Runtime Mode
Application-local deployment No automatic updates You manage version updates Perfect for offline/air-gapped environments What is the WebView2 Offline Installer
5. System Requirements
OS : Windows 7 SP1, Windows 8.1, Windows 10, Windows 11, Windows Server 2012 R2 or later Architecture : x86, x64, ARM64 Minimum RAM : 512 MB (1 GB+ recommended) Disk Space : ~200 MB Prerequisites :
Windows Installer 3.1+ Visual C++ Redistributable (included for older OS) Full Feature Set 1
6. Installation Detection Methods // Check if WebView2 is installed via Registry RegistryKey key = Registry.LocalMachine.OpenSubKey( @"SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate\Clients\{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5}" ); // Check version string version = key?.GetValue("pv") as string; // Or check installed files string runtimePath = Environment.GetFolderPath(Environment.SpecialFolder.ProgramFilesX86) + @"\Microsoft\EdgeWebView\Application\version\msedgewebview2.exe";
7. Download Sources | Download Type | URL | |---------------|-----| | Official Microsoft Download Center | https://developer.microsoft.com/en-us/microsoft-edge/webview2/ | | Direct Evergreen Bootstrapper | https://go.microsoft.com/fwlink/p/?LinkId=2124703 | | Offline Installer (x64) | https://msedge.sf.dl.delivery.mp.microsoft.com/filestreamingservice/files/... | | Fixed Version (Self-Contained) | Requires Visual Studio or manual download from CDN | 8. Supported Programming Languages & Runtimes