Hello @Guillaume5E9E,
I hope you are doing well, and thanks for reaching out. We're sorry for the trouble you had.
Could you please share more details about the issue?
What is the product and version you are using? Adobe Acrobat Pro/Standard (subscription / “Acrobat (64‑bit)”), or Acrobat Reader freeware desktop app?
Platform confirmation: Is this specifically for Windows (Active Directory / Group Policy)?
Please note that the current ADMX/ADML templates ship as part of the Acrobat Enterprise Administration / Customisation Wizard documentation. Please check this article for more detailed information.
https://adobe.ly/4vQl5zt
https://adobe.ly/3SnSym3
https://adobe.ly/4uiyWgu
If you have an enterprise license, please connect with the dedicated support team via admin console, and the team will assist you further: https://adobe.ly/43ju8fX
I hope this helps, and let us know if you need any assistance.
Regards,
Anand Sri.