Search explicitly for your specific device hardware ID or search terms like Ralink 802.11n .
continues to cause issues, it may be due to aging hardware or lack of driver support in modern Windows 10/11 environments.
– If using a USB dongle (e.g., RT5370), plug it into a USB 2.0 port. USB 3.0 ports may cause interference with 2.4 GHz Wi-Fi. ralink 802.11n wireless lan card driver windows 10 64 bit
This error occurs when a corrupted configuration profile blocks the driver from initializing.
: The 802.11n standard allows for optional 5 GHz support, but many legacy Ralink cards (like the RT5390) only feature single-band 2.4 GHz antennas. If your card is physically restricted to 2.4 GHz, it will never detect a 5 GHz network signal. Search explicitly for your specific device hardware ID
– If installation fails with "Third-party INF does not contain digital signature information", disable driver signature enforcement temporarily:
However, under , these legacy drivers are not always included natively or installed automatically via Windows Update, often resulting in limited connectivity, no networks found, or a yellow exclamation mark in Device Manager. If your card is physically restricted to 2
Step 2: Download Safely from Official & Trusted Repositories
for better performance and easier plug-and-play installation.