Seagate ST9500325AS Driver Download (Official)

Seagate Drivers Removable Drive Drivers
9 Ratings

Supported Models

ST9500325AS Driver

Seagate USB Storage Adapter AT2 (CY) Driver

Storage Adapter Bridge Module (CY) Driver

USB Flash Disk (CY) Driver

USB Storage Adapter AT2 (CY) Driver

USB Storage Adapter FX (CY) Driver

USB Storage Adapter FX2 (CY) Driver

USB Storage Adapter ISD-200 (CY) Driver

USB Storage Adapter ISD-300 (CY) Driver

USB Storage Adapter ISD-300 w/ Interrupt (CY) Driver

USB Storage Adapter ISD-300LP (CY) Driver

USB Storage Adapter SL11R (CY) Driver



Cypress Semiconductor

Supported Operating Systems

Windows XP, Windows 2000, Windows ME, Windows 98SE, Windows 98, Mac OSX

File Name

portable_win98_drivers.exe (412.2 KB)

Find Related Drivers

Uploader Notes

USB Driver File

Uploaded By

Manikandan (DG Staff Member) on 28-Sep-2012

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
CY_BG.EXE 118.8 KB 21 Apr 2003
CY_COINS.DLL 3.1 KB 21 Apr 2003
CY_FX_AT.INF 5.4 KB 5 Aug 2004
CY_FX_AT.SYS 32.6 KB 21 Apr 2003
CY_IOSMP.SYS 8.7 KB 21 Apr 2003
CY_IOSTB.INF 817 bytes 21 Apr 2003
CY_IOSTB.PDR 4.7 KB 21 Apr 2003
CY_NINT.EXE 282.6 KB 21 Apr 2003
CY_SL11R.INF 4.0 KB 21 Apr 2003
CY_SL11R.SYS 31.6 KB 21 Apr 2003
CY_UI32.DLL 12.4 KB 21 Apr 2003
CY_UN.EXE 98.4 KB 21 Apr 2003
CY_X00.INF 5.0 KB 21 Apr 2003
cy_UI16.DLL 11.4 KB 21 Apr 2003
cy_X00.sys 37.0 KB 21 Apr 2003
cy_ni9X.exe 282.6 KB 21 Apr 2003

How to Update ST9500325AS Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the ST9500325AS 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 ST9500325AS 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 Driver Update Utility for ST9500325AS. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the Seagate 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 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 Seagate. All company names/logos are properties of their owners.
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