@Enrik Hi, please check if your router WiFi still works fine or not. If router Wi-Fi still works, please unplug the extender and plug it back, or try to move it closer to your router. If problem...

@Neuland Hi, I received your private message and replied just now, please have a check.

@Cm_jangid Hi, is your Jio SIM still 4G SIM card or 5G SIM card? If it is 5G SIM card, please refer to: India Jio SIM stops working on TP-Link LTE Gateway Routers after upgrading to 5G If it is still...

@FARIS-A_E Hi, may I know if your two MR6400 are both V1? Actually the MR6400 V1 has been discontinued for many years, I am afraid there is no plan to release new firmware for V1 MR6400.

@Kilsa @realChandan Hi, with 5G Jio SIM card on the beta firmware, when the internet stops working, please share with us screenshots of Advanced->Status page, Advanced->Network->Internet page along...

@lisander_8s Thank you very much for the update and valuable information. Glad to hear that it is working fine now!