How to install an internal version of Dynamic Web TWAIN?

This article shows how to install an internal version of Dynamic Web TWAIN (DWT), to replace your current installation of DWT.

Step 1: Download the new resource files.
The new resource files' links should be provided by Dynamsoft support already. Please download them accordingly.

Step 2: Use DWTICSActiveXClearTool.exe to clear the existing ActiveX control.
DWTICSActiveXClearTool.exe can be downloaded from:

Step 3: Uninstall Dynamic Web TWAIN HTML5 service from Control Panel -> Uninstall a program.

Step 4: Replace your old resource files with the new ones on server side.
Please copy the new resource files to the correct path in your application folder, typically Resources folder, and replace the old ones.

Step 5: If necessary, update the version number in code about DWT control.
If the internal version of DWT's version number is newer than your full version, please update the version number in your code accordingly. Take DWT 9.2 internal version for example,

For version 10.x or higher versions


For version 9 users,

var _dwtParam = { ‘version’: ‘9,2’,

Step 6: Run the scanning page to install the new version.

Open the scanning page, and follow the instructions to install the internal version of Dynamic Web TWAIN.

If you need any assistance or have any problem, please feel free to contact us.

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