Adaptec Drivers Download

by Microsemi Corp.

Free Adaptec Drivers Download

The best way to fix your PC to run at peak performance is to update your drivers. If your system is slow, unresponsive or crashes often, the problem may be with your drivers. Sometimes, after upgrading to a newer operating system such as Windows 10, problems can occur because your current driver may only work with an older version of Windows. To download and update your drivers manually, follow the instructions below.

Find Adaptec Device Drivers by Category

How to Update Device Drivers Quickly & Easily

Tech Tip: Updating drivers manually requires some computer skills and patience. A faster and easier option is to use the Driver Update Utility for Adaptec to scan your system for free. The utility tells you which specific drivers are out-of-date for all of your devices.

Step 1 - Download Your Driver

To get the latest driver, including Windows 10 drivers, you can choose from a list of most popular Adaptec downloads. Click the download button next to the matching model name. After you complete your download, move on to Step 2.

If your driver is not listed and you know the model name or number of your Adaptec device, you can use it to search our driver archive for your Adaptec device model. Simply type the model name and/or number into the search box and click the Search button. You may see different versions in the results. Choose the best match for your PC and operating system.

If you don’t know the model name or number, you can start to narrow your search down by choosing which category of Adaptec device you have (such as Printer, Scanner, Video, Network, etc.). Start by selecting the correct category from our list of Adaptec Device Drivers by Category.

Find Adaptec Device Drivers by Model Name or Number

Need more help finding the right driver? You can request a driver and we will find it for you. We employ a team from around the world. They add hundreds of new drivers to our site every day.

Tech Tip: If you are having trouble deciding which is the right driver, try the Driver Update Utility for Adaptec. It is a software utility that will find the right driver for you - automatically.

Adaptec updates their drivers regularly. To get the latest Windows 10 driver, you may need to go to Adaptec website to find the driver for to your specific Windows version and device model.

Step 2 - Install Your Driver

After you download your new driver, then you have to install it. To install a driver in Windows, you will need to use a built-in utility called Device Manager. It 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 8.1 & Windows 10, 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 drivers using 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.

If you are having trouble installing your driver, you should use the Driver Update Utility for Adaptec. It is a software utility that automatically finds, downloads and installs the right driver for your system. You can even backup your drivers before making any changes, and revert back in case there were any problems.

Try it now to safely update all of your drivers in just a few clicks. Once you download and run the utiliy, it will scan for out-of-date or missing drivers:
Adaptec Driver Update Utility Scanning

When the scan is complete, the driver update utility will display a results page showing which drivers are missing or out-of-date. You can update individual drivers, or all of the necessary drivers with one click.
Adaptec Driver Update Utility Results

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

These instructions will help you to manually update drivers for Adaptec hardware quickly & easily.

Driver Updates for Popular Adaptec Device Models

Model Rating Filename Size Total
Adaptec Driver Update Utility
dfsetup.exe269 KB212,250 Free Download >>
Adaptec AHA 2940AU PCI SCSI Controller Driver
Adaptec_AHA_29... ver.zip4.5 MB170,890 Free Download >>
Adaptec SCSI Card 29320LPE PCI e Ultra320 SCSI Driver
Adaptec_SCSI_C... ver.zip3.2 MB182,240 Free Download >>
Adaptec AHA-2930UW PCI SCSI Controller Driver n/aadaptec_scsi_2... x64.zip97.1 KB422 Free Download >>
AHA-2940-2940W Driver
aic78xx_aic78u... 456.exe141.1 KB1,097 Free Download >>
BIOS Adaptec RAID 5445 Driver n/a5445_fw_b16116.exe1.7 MB1 Free Download >>
Adaptec AVA-2930 PCI SCSI Controller Driver
AHA_w2k.exe255.0 KB6,249 Free Download >>
AHA-2910C DriverAHA-2920C DriverAHA-2930CU DriverAHA-2930U DriverAHA-2930U2 DriverAHA-2940 DriverAHA-2940AU DriverAHA-2940U2W DriverAHA-2940UW DriverAHA-2940UW PRO DriverAHA-2940W DriverAHA-2944UW DriverAHA-2944W DriverAdaptec SCSI Card 2902 DriverAdaptec SCSI Card 2904 DriverAdaptec SCSI Card 2904CD DriverAdaptec SCSI Card 2906 Driver
aic78xx_aic78u... 457.exe150.8 KB567 Free Download >>
Adaptec Serial ATA RAID 1210SA Driver n/aaar1210sa_win2... 45a.exe153.6 KB25 Free Download >>
Adaptec AHA-2930U2 - Ultra2 SCSI Driver
w2k_v100b_pci_drvs.exe255.0 KB1,532 Free Download >>
Adaptec AIC-7890 based PCI SCSI Controller Driver
ava2903Bscsint.exe560.1 KB2,467 Free Download >>
Adaptec AIC-788x / AHA-2940UW Pro PCI SCSI Controller Driver
aha2920.zip15.7 KB13,956 Free Download >>
aic78xx Driver
aic78xx.ZIP50.9 KB1,549 Free Download >>
2940 Driver.... Drivern/adosdrvr.exe536.6 KB554 Free Download >>
ava-2903b Driver
ava-2903b.rar94.3 KB4,468 Free Download >>
EM-595 Driver n/aem595.exe835.5 KB4 Free Download >>
AHA-2940U2W Driver
win2003driver.rar32.3 KB1,902 Free Download >>
29320-R DriverBIOS Adaptec SCSI Card 29320-R DriverVersion:v4.30.0 Driver
29320R_bios_4300.exe323.1 KB57 Free Download >>
BIOS 29320-R DriverBIOS Adaptec SCSI Card 29320-R DriverVersion: v4.10.2 Drivern/a29320r_bios_4102.exe316.4 KB32 Free Download >>
BIOS 39320A-R DriverBIOS Adaptec SCSI Card 39320A-R DriverVersion:v4.30.0 Drivern/aasc39320ar_bios_4300.exe323.1 KB44 Free Download >>
BIOS 39320D DriverBIOS Adaptec SCSI Card 39320D DriverVersion:v 4.10.1 Drivern/a39320d_bios_v4101.exe314.2 KB24 Free Download >>
BIOS 39320D-R DriverBIOS Adaptec SCSI Card 39320D-R DriverVersion:v4.30.0 Drivern/a39320DR_bios_4300.exe323.1 KB6 Free Download >>
BIOS 39320D-R DriverBIOS Adaptec SCSI Card 39320D-R DriverVersion:v4.10.1 Drivern/a39320dr_bios_4101.exe316.4 KB15 Free Download >>
BIOS 39320-R DriverBIOS Adaptec SCSI Card 39320-R DriverVersion:v4.30.0 Driver
39320R_bios_4300.exe323.1 KB17 Free Download >>
BIOS 39320-R DriverBIOS Adaptec SCSI Card 39320-R DriverVersion: v4.10.1 Drivern/a39320r_bios_4101.exe316.4 KB4 Free Download >>
BIOS Adaptec SCSI RAID 2120S Driver n/aasr2120s_fw_v7244.exe1.2 MB4 Free Download >>
2410SA DriverBIOS Adaptec Serial ATA RAID 2410SA DriverVersion: B7244 Drivern/aaar2410sa_fw_v7244.exe1.2 MB30 Free Download >>
BIOS 2410SA DriverVersion:5934 Drivern/aaar2410sa_bios... 934.exe1.1 MB29 Free Download >>
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