why 5ghz will stop after running for a while 0n dual band wifi router

Kc Mak

Reputable
Aug 12, 2014
1
0
4,510
I have a TP-LINK Archer 5 used in Hong Kong, it works fine with 2.4Ghz and 5.0Ghz after setup but the 5Ghz band only can work for couple hours and then stopped transmission, even the 5Ghz already connected to a phone.
Is that I have a bad router or the setting problems.