Run the MSI Double-click NetExtenderSetup.msi. If prompted by User Account Control, click Yes. Follow the Wizard Welcome: Click Next. License Agreement: Accept and click Next. Installation Location: Leave default (or choose another), click Next. Ready to Install: Click Install. Complete Installation Wait for the installer to copy files and configure drivers. Click Finish when done. Verify Installation In the Start menu, search for NetExtender. Launch it to confirm the client opens without error.
4. Configure & Connect Open NetExtender From Start menu or desktop shortcut, launch NetExtender. Enter Server & Credentials Server: your SSL VPN address (e.g. vpn.example.com) Port: usually 443 (or as provided) Username / Domain: as provided by IT Password: your VPN password Optional Settings Remember Me: saves credentials for next time Enable Split Tunneling: if you only want VPN traffic to go through the tunnel Connect Click Connect. On first connect, NetExtender installs a network adapter—allow any prompts. Verify Connection Once connected, you’ll see status like “Connected to ” and an assigned IP. Test by pinging an internal resource or browsing an intranet site.
5. macOS & Linux Notes macOS: Run the .pkg, follow the installer, then launch from Applications > NetExtender. Linux: Extract the .tgz, run install.sh as root. Launch from terminal: netExtender -u username -p password vpn.example.com 443
6. Troubleshooting Issue Solution Connection fails Verify server address, port, and credentials Adapter installation error Run installer as Administrator; disable antivirus during install DNS or routing issues Enable/disable split tunneling; check DNS settings “Unable to resolve host” Ensure VPN URL is correct and reachable (try ping) Frequent disconnects Check network stability; consult SonicWall logs on server
7. Uninstalling NetExtender Windows: Open Control Panel > Programs & Features. Select SonicWall NetExtender and click Uninstall. macOS: Delete NetExtender.app from Applications. Remove installed kernel extension: sudo rm -rf /Library/Extensions/SonicWallNetExtender.kext Linux: Run the uninstaller script in the installation directory: sudo ./uninstall.sh
