@MatthewDruid Hi, upon checking, your current firmware is a customized firmware for PLPLAY(ISP Play in Poland), so it cannot update to other common EU version firmware. By the way, the firmware...

@sauffie_84 Hi, please try the following steps to see if the signal can be improved: 1) Place your router in an open area near a window and power outlet. Look for a location where it could receive a...

@amitkray31 Hi, I guess the beta firmware mentioned by senpoos1 is from this post: https://community.tp-link.com/en/home/forum/topic/579834 Besides, that beta firmware didn't solve Jio SIM issue yet,...

@senpoos1 Hi, based on the screenshots, it is indeed connected to the internet when using IPv6 only, may I know what kind of client devices you are using? like iPhone or Android phones? Windows...

@Karl90278 Hi, could you please try a different USB cable to connect the M7350 to your Windows computer? And what is the operating system of your computer?

@F3RYX Hi, are you using 3G/4G router mode on the MR6400? Please check the Internet IPv4 address on Advanced->Status->Internet part to see if it is a public or private IP address.