Mecer Twain31 Driver Download (Official)

Mecer Drivers

The Twain31 is a camera manufactured by Mecer. Updated drivers can improve image quality and fix problems such as disabled settings in Device Manager, drop outs and glitches during Zoom and other performance issues. This version of "" has been downloaded 31 times with a user rating of 5 out of 5 stars, based on 10 reviews. The total disk space used for this update is 1.5 MB.

10 Ratings

Supported Models




Supported Operating Systems

Not Applicable

File Name

Additional Notes


DigitalCamera Driver File

Uploaded By

Jegadesh (DG Staff Member) on 23-Jun-2007

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
DISK1.ID 9 bytes 21 Aug 1996
DISK2.ID 9 bytes 27 Mar 1998
ISVERW.EXE 86.5 KB 12 Sep 1995
OLYMPS32.Z 281.9 KB 3 Apr 1998
OLYMPUS.Z 54.7 KB 3 Apr 1998
SETUP.EXE 44.6 KB 24 Jul 1996
SETUP.INS 55.6 KB 3 Apr 1998
SETUP.PKG 385 bytes 3 Apr 1998
SYSTEM32.Z 133.9 KB 3 Apr 1998
TWAIN32.Z 116.0 KB 3 Apr 1998
_INST16.EX_ 275.0 KB 23 Oct 1995
_INST32I.EX_ 316.8 KB 24 Jul 1996
_ISDEL.EXE 8.2 KB 7 Sep 1995
_SETUP.DLL 10.8 KB 26 Sep 1995
_SETUP.LIB 60.4 KB 21 Aug 1996
_SETUP32.LIB 170.1 KB 21 Aug 1996

How to Update Twain31 Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the Twain31 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 Mecer Twain31 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 Mecer 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 Mecer website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

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.

How to Open Device Manager

  • 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

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. 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.

This website is not affiliated with Mecer. All company names/logos are properties of their owners.
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