@obaida Hardware damaged? how did it happen? It is recommended to contact local technical support or the retailer where you bought it to check if it is still under warranty.

@MiPorto How about trying to factory reset it? Please try to recharge it to make sure the power of battery is enough

@pierrot10 Currently, TP-Link MiFi products don't have DDNS feature, you may consider bigger 4G Router like Archer MR200 which supports DDNS feature including Dyn DNS, but please note that MR200 is...

@Otrebor3581 Do you mean DDNS feature? please try to search what's my IP on your device connected to the MR600 and check if it is the same as the Internet IP address on the MR600 to confirm if the...

@norbis Could you please show me the screenshot of the web interface when the internet drops on the MR6400? especially the error message and Internet status on the web interface of the MR6400. When...

@MrsWoman What's the firmware and hardware of your 850RE? Your 850RE is in the Tether Compatibility list, right? Please make sure that you phone is connected to 850RE's wifi. Then Tether app will...