2003772 - [win] Pinning the authentication window to the taskbar and opening it from there will also open a private window next to the authentication window

Status: NEW

(Firefox Enterprise :: Client, defect)

Description

[Alexandru Trif, Desktop Test Engineering [:atrif]]

Attachment: enterprise_private.gif

Found in

• Firefox Enterprise 147.0a1 - Build ID: 20251203075322

Affected versions

• Firefox Enterprise 147.0a1 - 20251203075322

Tested platforms

• Affected platforms: Windows 11
• Unaffected platforms: macOS 26, Ubuntu 24.04.

Preconditions

• install firefox-windows-installer-amd64-gcpEU from here

Steps to reproduce

1. Click Finish after the installation is completed and leave the checkmark to open Firefox Enterprise as the default.
2. Pin the Firefox Enterprise authentication window.
3. Close the authentication window.
4. Click on the taskbar icon for the authentication window.

Expected result

• Only the Authentication window is opened.

Actual result

• Both the private browsing window and the authentication window are opened.

Regression range

• This is not a regression.

Additional info

• Attached a screen recording.