MTW(4)

✨ NAME ✨

okay bestie, welcome to the MTW(4) page from the Kernel Interfaces Manual 💅 — this is all about mtw, the MediaTek MT7601U USB IEEE 802.11n wireless network driver. yes, that whole name, no cap. 🦋

🌸 SYNOPSIS 🌸

kernel config vibes, literally:

device usb
device mtw
device wlan

and in rc.conf(5) you want:

kld_list="if_mtw"

💖 DESCRIPTION 💖

so this module provides support for MediaTek MT7601U USB wireless network adapters. If the appropriate hardware is detected, the driver will be automatically loaded with devmatch(8) — iconic. If driver autoloading is explicitly disabled, enable the module in rc.conf(5). The mtw driver can be configured at runtime with ifconfig(8) or at boot with rc.conf(5). periodt. ✨

🎀 HARDWARE 🎀

the mtw driver supports MediaTek MT7601U based USB wireless network adapters, including (but not all of them tested):

• ASUS USB-N10 v2
• D-Link DWA-127 rev B1
• Edimax EW-7711UAn v2
• Foxconn WFU03
• Tenda U2
• Tenda W311MI v2
• TP-LINK TL-WN727N v4 (tested working)
• Yealink WF40

🦋 FILES 🦋

the mtw driver requires firmware from ports/net/wifi-firmware-mt7601u-kmod. This firmware package will be installed automatically with fwget(8) if the appropriate hardware is detected at installation or runtime. that’s the firmware tea, bestie 🫶

🌈 SEE ALSO 🌈

go read these too, fr fr:

• usb(4)
• wlan(4)
• networking(7)
• fwget(8)
• wpa_supplicant(8)

⭐ HISTORY ⭐

the mtw driver first appeared in OpenBSD 7.1 and FreeBSD 15.0. history ate, ngl. 👑

👑 AUTHORS 👑

the mtw driver was written by James Hastings <hastings@openbsd.org> and ported to FreeBSD by Jesper Schmitz Mouridsen <jsm@FreeBSD.org>. iconic collaborators. 💜

💀 BUGS 💀

⚠️ real talk: mtw only works in station mode and monitor mode. The firmware does not always reinitialize when reloading the module, or when rebooting, without first unplugging the device.

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mwah 💋 that’s the tea — source/version: Debian, date: May 3, 2025. stay slay, bestie. 🎀✨