@Adil6480 

Hi, welcome to the community.

Do you still remember the original firmware?

-If it was 1.0.4 Build 20250718 Rel. 65370, the firmware downgrade needs to be implemented via firmware recovery:

How to use firmware recovery on Deco

Would there be any specific reason that you want to downgrade the firmware? Or have you run into any issues with the latest firmware?

Deco BE68 is our hero model. You could send an email to the local technical support if there is anything wrong with it:

https://www.tp-link.com/us/support/contact-technical-support/#E-mail-Support

Thank you very much.

Best regards.