@ImsJ Here's the list of FWs for EU version with HW v5.

@MaxS14 If you don't want to use a RJ-45 cable to your garage then you have to use the WDS feature to extend your wi-fi coverage: Here's how to configure that.

@Zuirieg It appears that you have a double NAT in your network - both devices are configured in router mode - is that right ? It would be simpler for you to manage and troubleshoot problems if you...

If the FW in question is for another region then you can't use it on your device. For ex. if your device is an EU version, you can't upload a FW for US version and vise versa. You can check your...

@HemalShah If this feature (Smart Connect) doesn't work for you as expected just turn it OFF.

@leo33 Check Internet port settings to be sure that everything is properly configured: Does your ISP use an MAC address protection ? Maybe MAC Clone should be configured - just consult with your ISP.