@tmansg Hi, thank you very much for posting on TP-Link Community. Please connect a computer to your ISP modem directly and check if internet works fine for all websites. If so, please then connect...

@GNNB @Kelok You could go to global site to download the EU version firmware manually: Firmware Download for Archer AX12

@cimonroyb I've replied you in another thread, please have a check: https://community.tp-link.com/en/home/forum/topic/624100?replyId=1296726

@cimonroyb Hi, does the new official firmware and previous beta firmware have the same behavior regarding the roaming time between main router and access point? Besides, the router or access point...

@Hoolis Hi, please try changing 4G band manually to try different bands to see if it makes any difference: How to select 4G band manually on the web interface of LTE Gateway Routers

@Maroof_ This is noted, and if it is still always the specific cliet device disconnects, you could also check if it has similar issue when connected to other network.