The T640 is a printer manufactured by Lexmark. If your printer is unresponsive, slow to print or the print quality is poor, updating to the latest driver may fix the problem. This update - "Lexmark_Travel_Print_09122017.exe" - has an average rating of 5 out of 5 stars based on 8 reviews, and has been downloaded 25 times. The uploader reports that this update will work successfully on PCs running Windows 11, Windows 10, Windows 8, Windows 7 and Windows Vista. The total disk spaced used for this update is 9.7 MB.
Lexmark T640
Windows 11, Windows 10, Windows 10 (64 bit), Windows 8.1, Windows 8.1 (64 bit), Windows 8, Windows 8 (64 bit), Windows 7, Windows 7 (64 bit), Windows 2008, Windows 2008 (64 bit), Windows Vista, Windows Vista (64 bit)
1.7.0.0 (11-Apr-2018)
Printer Driver File, Double click the software installer package. Wait for the installation dialog to appear. Click Install, and then follow the instructions on the computer screen
siddhik (DG Staff Member) on 23-May-2018
To get the Lexmark T640 driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Lexmark T640 into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the Lexmark Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
To find the newest driver, you may need to visit the Lexmark website. Most major device manufacturers update their drivers regularly.
Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.
In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager
In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager
In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager
In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager
In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button
Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.
Select the Driver tab.
Click the Update Driver button and follow the instructions.
In most cases, you will need to reboot your computer in order for the driver update to take effect.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.