Dynamic Web TWAIN Error: An add-on for this website failed to run.


When you access a web page containing Dynamsoft ActiveX control, you may receive an error stating that: "An add-on for this website failed to run." after trying to install the add-on.


This is a known issue caused by Microsoft update KB3058515 on Internet explorer versions 9 through 11


  1. Run Internet Explorer as an administrator.
  2. Manually install the add-on using the MSI installers.

In order to obtain the MSI installers please contact support@dynamsoft.com

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