Qualcomm Laptop Automatically Wakes Up or Powers on When Connected With Dell Universal Dock UD22

Summary: This article provides information about why a Qualcomm laptop does not stay in hibernate of powered off state when it is connected with Dell Universal Dock UD22.

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

A Qualcomm laptop may not stay hibernated or powered off, and may automatically wake up or power on. The issue occurs when it is connected with Dell Universal Dock UD22, and the Wake on AC option is enabled in BIOS.

Affected Platforms:

  • Dell 14 DC14255
  • Dell Pro 14 Essential PV14255
  • Inspiron 14 5441
  • Inspiron 14 5445
  • Inspiron 14 Plus 7441
  • Latitude 5455
  • Latitude 7455
  • XPS 13 9345

Affected Dock:

  • Dell Universal Dock UD22

Cause

This is a Qualcomm platforms design limitation that performs a disconnection while hibernate or shutdown state and forces the UD22 dock to suspend power to laptops. This leads to trigger Wake on AC feature to wake up the laptop.

Resolution

This is working as designed. To workaround the issue, perform one of the following steps:

  1. Remove the UD22 dock before entering hibernate or shutdown.
  2. Load default settings in BIOS or disable Wake on AC .
    1. To disable Wake on AC, enter BIOS and go to System Management. In AC Behavior section, disable Wake on AC.

Affected Products

Dell 14 DC14255, Dell Pro 14 Essential PV14255, Dell Universal Dock UD22, Inspiron 14 5441, Inspiron 14 5445, Inspiron 14 Plus 7441, Latitude 5455, Latitude 7455, XPS 13 9345
Article Properties
Article Number: 000247430
Article Type: Solution
Last Modified: 22 Oct 2025
Version:  4
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