Unstable Wireless Connection When Using MediaTek MT7925 Wireless Card

Summary: This article provides more information about MediaTek MT7925 wireless card having an unstable wireless connection.

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
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Symptoms

Affected Platforms:

  • Dell 14 Plus DB14255
  • Dell 16 Plus DB16255
  • Dell 14 Plus 2-in-1 DB04255
  • Alienware 16 Aurora AC16250
  • Alienware 16X Aurora AC16251

Users have reported unstable wireless connections on computers with the MediaTek MT7925 WLAN module.

Common symptoms include:

  • Inability to connect to certain applications
  • Low upload speeds
  • Intermittent or dropped connections, especially under enterprise or roaming conditions

Cause

Old driver limitations

Resolution

Note: Before starting the update, perform the following:
  • Back up all personal data. For more information, refer to Back Up and Recovery.
  • Connect the AC adapter.

Updating the MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver to version 5.6.0.3906 or later on the computer resolves the issue. To download and install the driver, refer to the Driver Update Guide.

Affected Products

Alienware 16 Aurora AC16250, Alienware 16X Aurora AC16251, Dell 14 Plus 2-in-1 DB04255, Dell 14 Plus DB14255, Dell 16 Plus DB16255
Article Properties
Article Number: 000345336
Article Type: Solution
Last Modified: 24 Dec 2025
Version:  3
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