Drum wrote This is starting to get really annoying! I have same problem with you :(( I have updated newest firmware but nothing change :((

Thank for your help :D By wired connection is good. I have udated firmware newest and now i test with opentwrt, but wifi very delay or timeout :(

Region : Vietnam Model : TL-WR841N Hardware Version : V8 Firmware Version : ISP : VNPT on VietNam I have bought WR841 V8.3 Signal show is good, but i ping to router many timeout or delay when i opent...