Solution for myViewBoard Installation Error

A. Remove Any Previous Installations

1. Older or partial installs can block the setup

• Go to Control Panel → Programs & Features
• Uninstall:
  • myViewBoard
  • myViewBoard Whiteboard
  • Any ViewSonic-related apps

2. Then delete leftover folders:

C:\Program Files\ViewSonic\
C:\Program Files (x86)\ViewSonic\
C:\Users\<username>\AppData\Local\ViewSonic\
 C:\Users\<username>\AppData\Roaming\ViewSonic\

B. Check Required Components

Make sure these are installed and up to date:

• .NET Framework 4.8
• Microsoft Visual C++ Redistributables (2015–2022)

C. Temporarily Disable Security Software

1. Some antiviruses or system protections can block the installation

• Temporarily disable antivirus
• Turn off controlled folder access (if enabled)
• Re-enable after installation

2. Verify Windows Installer Service

• Press Windows + R → type services.msc
• Locate Windows Installer
• Ensure it is running

3. Advanced (If Issue Persists)

Run install with logging:

msiexec /i myviewboard.msi /L*v install.log

• Look for errors like “Return value 3” in the log