@apollo1 Hi, does the error appear only when you encounter the ping spikes? Please confirm if the ping spikes issue happens with both wired and wireless connections or only wireless connections. Try...

@Reitera Hi, by 1.5 firmware, do you mean TL-MR6400(EU)_V5.30_1.5.0 Build 221121 on the following website? Firmware Download for TL-MR6400(EU) V5.30 And where did you get 1.6 beta firmware? please...

@serg24 Hi, it seems that you've tried all the possible troubleshooting steps, please contact the retailer or local support team to check the warranty.

@ArmanCapybara To assist you efficiently, I've forwarded your case to the TP-Link support engineers who will contact you with your registered email address later. Please pay attention to your email...

svinoth wrote @Sunshine I saw a latest firmware for MR600 v3 in global site (Archer MR600(EU)_V3_220727 published on 22-01-2024). Can I upgrade to that version from beta? Will Jio 5G sim work after...

@ProTip Hi, for 4G+ issue, please follow this thread for troubleshooting: Carrier Aggregation or 4G+ doesn’t work properly on LTE Advanced Router