important notice.txt Driver File Contents (

Important Notice

1) M5271 and M5273 user must choose either ALi EHCI driver or OrangeWare EHCI driver depending on the Windows driver supplied in companion driver CD to upgrade Windows USB 2.0 host controller driver.  

For example, a card installed with ALi EHCI driver must only be upgraded with ALi EHCI driver and a card installed with OrangeWare EHCI driver should only be upgraded with OrangeWare EHCI driver.  

The ALi EHCI driver name is in the form of "AliEHCI_***.zip" and OrangeWare EHCI driver name is in the form of
   "U2v*_*_*.exe" here "***" and "*_*_*" stand for driver version.

2) DO NOT upgrade the ALi EHCI driver or OrangeWare EHCI driver with driver supplied from other vendor.  Doing so will cause system

3) User should make sure Mac OS is supported by your card before installing OrangeWare Mac OS driver.
Download Driver Pack

How To Update Drivers Manually

After your driver has been downloaded, follow these simple steps to install it.

  • Expand the archive file (if the download file is in zip or rar format).

  • If the expanded file has an .exe extension, double click it and follow the installation instructions.

  • Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.

  • Find the device and model you want to update in the device list.

  • Double-click on it to open the Properties dialog box.

  • From the Properties dialog box, select the Driver tab.

  • Click the Update Driver button, then follow the instructions.

Very important: You must reboot your system to ensure that any driver updates have taken effect.

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

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