I've changed the router to Netgear WNDR4000 and the problem still exists. Previous router TP-LINK WR841N v9 was successfully used by 5 different devices, so the problem is not in the router's firmware. It's in the rtl8821ae kernel module.
I've changed the router to Netgear WNDR4000 and the problem still exists. Previous router TP-LINK WR841N v9 was successfully used by 5 different devices, so the problem is not in the router's firmware. It's in the rtl8821ae kernel module.