@Surafeb7 Hi, thanks for posting question here. As VX420-G2v/VX420-G2h is a customized model is by some ISPs only, we can know much less than common DSL modem routers. Here are some common guides for...

@Archer48 Hi, thanks for posting question here. If your router is Archer MR600(EU) V2.0, you may try the firmware from the official website. And this guide is for your reference: How to upgrade the...

@1hundred Hi, welcome to our community. NAT Forwarding is where you can set port forwarding on the router. You may try to configure again referring to the guide: How to set up Port Forwarding feature...

@esgg Hi, welcome to our community. You may try to download the latest firmware from this official website. And this guide is for your reference: How to upgrade the firmware of 4G Mobile Wi-Fi If it...

@Dave137 Hi, welcome to our community. "Power off and on" during updating firmware usually is forbidden, which may cause the device dead. It is suggested to contact retailer or local technical...

@Panji30 Hi, welcome to our community. As the specifications of UE300C shows, its supported systems do not include Android/iOS. Thank you and best regards.