The 620st is a scanner manufactured by Acer. Driver updates can resolve communication problems between your scanner and computer, such as "Scanner not responding" or "Scanner not detected" errors. This version of "AECNTREG.EXE" has been downloaded 7,536 times with a user rating of 3 out of 5 stars, based on 41 reviews. It has been installed successfully by our users on PCs running Windows XP. The total disk space used for this update is 27.7 KB.
620st
Windows XP
AECNTREG.EXE (27.7 KB)
Denis Riendeau (DG Member) on 26-Nov-2002
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To get the 620st 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 Acer 620st 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 Acer 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 Acer website. Most major device manufacturers update their drivers regularly.
To install your new driver on Windows:
Right-click the Start button.
Click "Device Manager"
Find your device in the list.
Right-click the device and select "Update driver"
Follow the steps on screen.
Restart your computer when done.
This keeps your computer working at its best.
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.