Firmware Update for ST31500341AS, ST31000333AS, ST3640323AS, ST3640623AS, ST3320613AS, ST3320813AS, ST3160813AS

Firmware update information for certain Barracuda 7200.11 Serial ATA drives. Check to see if your model is included.


You can verify the proper firmware revision for your drive model and serial number using the Drive Detect software.

This update applies to the following models:

Model Number Capacity Firmware Download (.exe) Firmware Downloads (.iso image)
ST31500341AS 1.5TB BR-SD1B in .exe format 4D8H-SD1B in .iso format
ST31000333AS 1TB 3D6H-SD1B in .iso format
ST3640323AS 640GB 2D4H-SD1B in .iso format
ST3640623AS 640GB 2D4H-SD1B in .iso format
ST3320613AS 320GB BR-SD2B in .exe format 1D2H-SD2B in .iso format
ST3320813AS 320GB 1D2H-SD2B in .iso format
ST3160813AS 160GB 1D1H-SD2B in .iso format

Procedure for .exe file
See Document ID: 004559 for instructions on updating your firmware in Windows.

Procedure for .iso file
See Document ID: 004989 for instructions on updating your firmware in Windows using this .iso file.
See Document ID: 004301 for instructions on updating your firmware in MacOS using this .iso file.

 If the firmware upgrade installation instructions are not followed properly, the firmware upgrade could be data destructive and/or render your hard drive inoperable. As Seagate does not warrant the data on your drive, in addition to regular back-ups, your data should be backed up, if possible, before upgrading the drive firmware. Additional information on backing up the contents of your drive can be found at our Knowledge Base. Though this firmware upgrade to your product is a change to the product, the terms and conditions of your Seagate warranty for the product will remain effective to its normal expiration. For other warranties on your product, please consult the warranty documentation provided by your supplier.