ATI Technologies Inc. Omega 3.8.421 ATI MOBILITY RADEON 9550 Omega 3.8.421 driver download and installation

ATI MOBILITY RADEON 9550 Omega 3.8.421 is a Display Adapters hardware device. This driver was developed by ATI Technologies Inc. Omega 3.8.421. PCI/VEN_1002&DEV_4E56 is the matching hardware id of this device.

1. ATI Technologies Inc. Omega 3.8.421 ATI MOBILITY RADEON 9550 Omega 3.8.421 driver - how to install it manually

1. You can download from the link below the driver installer file for the ATI Technologies Inc. Omega 3.8.421 ATI MOBILITY RADEON 9550 Omega 3.8.421 driver. The archive contains version 8.421.0.0000 released on 2007-09-28 of the driver.
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3. Run the driver installer file from a user account with the highest privileges (rights). If your UAC (User Access Control) is enabled please confirm the installation of the driver and run the setup with administrative rights.
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5. Go through the driver installation wizard, which will guide you; it should be quite easy to follow. The driver installation wizard will scan your computer and will install the right driver.
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7. When the operation finishes restart your computer in order to use the updated driver. It is as simple as that to install a Windows driver!
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This driver is not digitally signed.
Size of this driver: 20610163 bytes (19.66 MB)
This driver was rated with an average of 3.9 stars by 66337 users.
This driver was released for the following versions of Windows:

• This driver works on Windows 2000 32 bits
• This driver works on Windows Server 2003 32 bits
• This driver works on Windows XP 32 bits
• This driver works on Windows Vista 32 bits
• This driver works on Windows 7 32 bits
• This driver works on Windows 8 32 bits
• This driver works on Windows 8.1 32 bits
• This driver works on Windows 10 32 bits
• This driver works on Windows 11 32 bits

2. Installing the ATI Technologies Inc. Omega 3.8.421 ATI MOBILITY RADEON 9550 Omega 3.8.421 driver using DriverMax: the easy way

The most important advantage of using DriverMax is that it will setup the driver for you in the easiest possible way and it will keep each driver up to date, not just this one. How easy can you install a driver using DriverMax? Let's see!

1. Open DriverMax and press on the yellow button named ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your PC.
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3. Take a look at the list of detected driver updates. Search the list until you locate the ATI Technologies Inc. Omega 3.8.421 ATI MOBILITY RADEON 9550 Omega 3.8.421 driver. Click the Update button.
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5. That's it, you installed your first driver!
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