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Missing Driver for my wifi adapter

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Pavilion dv7
Microsoft Windows 7 (64-bit)

Where can I download a driver for my wifi adapter 

I have a Ralink RT 5390 892.11b/g/n Wifi Adapter #2PCI\VEN_1814&DEV_5390&SUBSYS_1636103C&REV_00...please jelp



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Below is the link to the latest W7 wifi driver for that model wifi adapter...     May 18, 2015


This package contains the driver installation package for the Ralink wireless LAN Controllers in the supported notebook models running a supported operating system.


sp71421.exe (

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