[BUG] r3dfox does not display the title bar on VMWare Workstation 15.5.7

[JokerClapGif]

Browser (please complete the following information):

• OS: Windows 10 21H2
• Version: 140.11
• This is a r3dfox specific bug: Related to a9b9844

Describe the bug
Native titlebars on Windows 10 will not display the top title bar where tabs and search bar are located.

To Reproduce
Steps to reproduce the behavior:

1. Open r3dfox ESR on Windows 10 21H2 guest on 15.5.7

Expected behavior
Not a broken title bar

Screenshots

Additional context
This issue happens when spoofing r3dfox by using Application Verifier, editing the manifest to remove Windows 10.

[krystian3w]

See also #177, e3kskoy7wqk/Firefox-for-windows-7#147, e3kskoy7wqk/Firefox-for-windows-7#160

Someone probably need to undo the code refractoring done by Mozilla (unless you can integrate zero-day patches yourself in 140.16+ at October 2026).