Summary of Changes
	Installation Instructions
	Determining which Version is Installed
	Known Issues and Solutions

Where:

• [Important] Important update
• (New) New function or enhancement
• (Fix) Correction to existing function

Version 3.88

• (Fix) Fixed an issue where the N-trig icon on the task tray did not change correctly when enabled/disabled the multi-touch function.
• (Fix) Fixed an issue where the device name was not shown correctly on the Device Manager after installation.

Version 3.48

• (Fix) Fixed an issue where the cursor jumped when the computer was placed next to a fluorescent light.
• (Fix) Fixed an issue where touch did not work when the computer was attached to the Docking Station and powered on with the lid closed.
• (Fix) Fixed an issue where touch might not be able to draw a line correctly when the AC adapter was attached.

Version 2.240

• [Important] Fixed an issue where an inadvertent click might happen when the lid was closed.
• (New) Support for ThinkPad T410s Switchable Graphics models.
• (New) Added support for ThinkPad T410s,T410si.
• Changed the software name to 'N-trig DuoSense multi-touch package' from 'N-trig DuoSense Digitizer Settings'.
• (Fix) Fixed an issue where an inadvertent click might happen when the lid was closed.
• (Fix) Fixed an issue where the sound feedback function did not work.

Version 2.219

• (New) (Initial release) Added support for ThinkPad T400s.

• If you downgrade the Operating System to Windows Vista/XP, you should re-install this software for the Operating System to work properly.
• If your computer runs satisfactorily now, it may not be necessary to update the software. To determine if you should update the software, refer to the Version Information section.

This section assumes to use Internet Explorer and Windows Explorer.

[Downloading file]

1. Click once on the underlined file name. Once this is done, some pop-up windows will appear.
2. Follow the instructions on the screen.
3. In the window to choose Run or Save, click the Save button.
4. Choose the folder you would like to download the file to and click the Save button. A different window will appear and the download will begin and complete. Once the download has completed, there may or may not be a message stating that the download completed successfully.

[Extracting file]

5. Make sure to be logged on with administrative privileges.
6. Locate the directory where the file was downloaded.
7. Locate the file that was downloaded and double-click it.
8. Follow the instructions on the screen.
9. In the "Select Destination Location" window, click Next. If you would like to select a different folder, click Browse.
10. In the "Ready to Install" window, click Install. All the necessary files will be extracted to the folder selected in the step 9.

[Installing files]

11. Make sure the checkbox next to "Install ..... now" is checked and click Finish.
12. Follow the instructions on the screen to complete installation and restart the computer.

Finally delete the file saved in Step 4.

• Refer to the "Manual Install" section, and download and extract the file.
• In the step 11 of the "Installing files" section, uncheck the checkbox next to "Install ..... now", and then click Finish to cancel installation.
• At the command line, execute the following command with the -ALL /s options.
  Example: [Path where the files were extracted]\NtrigBundle_Win7_64bit_3.88.026.exe -ALL /s

1. Click Start, then click Control Panel.
2. Make sure View by Category is selected, and click Uninstall a program.
3. Select Organize, select Layout, then select Details Pane. The Details Pane will be shown at the bottom of screen.
4. Click N-trig Software Bundle.
5. Check the product version in the Details Pane.

• During installation, if a Found New Hardware message is displayed and allowed to remain open while the installation continues, the installation process will not complete successfully, and an error message will be displayed to this effect.
  Solution: Close the Found New Hardware message window, and continue the installation.