@IkhsanCK Hi, have you tried to factory reset TL-MR6400_V5.3 by holding the reset pinhole for about 10 seconds? After TL-MR6400(EU)_V5.30_1.5.0 Build 221121, I saw there are two newer firmware...

@Y99 Hi, thank you very much for the feedback. Please check whether you have tested the following suggestions: Factory reset the handset once. Increase volume to the highest level. Switch the...

@Jeram1234567891 Hi, welcome to the community. Please refer to the following post for more advice: No internet service on LTE Gateway Router Best regards.

@MHuda Hi, yes, the firmware 1.9.0/1.9.1 can't be downgraded back to 1.7.8 directly via the web interface. Could you please refer to this link to help me submit the Deco APP log so that I can check...

@Rolbird Thanks for the update. Did you set any customized DNS server under Deco APP>More>Advanced>DHCP Server? Later, I'd like to follow up on your case via email. At the same time, could you please...

@Chilok Hi, thanks for the quick reply. I'd like to follow up on your case via email, and could you please reply to the email with a picture of the bottom product label on the "Deco P7"? Wait for...