I just uupdated my deco m4 manually using a tool. What is the difference between 1.1.8 and 1.1.9?

How to change the Deco M4 firmware manually?

@David-TP My Deco M4 is in Access Point Mode. I've also contacted my internet service provider, who said that the firmware could not be changed. Is there a way to update or change the firmware?

Guest Wifi isolation is not working. I can still access the main network when I'm connected to the guest wifi.

How can I change my Deco M4 firmware?

My router works in access point mode and my connection is not from the ISP main router. The only problem is that my guest wifi clients for my deco m4 are not isolated.