Google/Android Messages css not injecting

[jed84]

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Ferdium Version

7.1.1

What Operating System are you using?

Windows

Operating System Version

Windows 25H2

What arch are you using?

x64

Last Known Working Ferdium version

No response

Expected Behavior

Injected custom css works in Google Messages

Actual Behavior

Injected custom css does not work in Google/Android Messages

Steps to reproduce

Use the user.css file in attachment

Debug link

No response

Screenshots

No response

Additional information

user.css