Sorry for taking so long to get back to this... I did as you suggested, factory reset it then reconfigured it. Didn't help. It locks up every few days now. On my recommendation a friend had bought...

Region : UnitedStates Model : TL-ER604W Hardware Version : V1 Firmware Version : 1.1.0 Build 20141031 Rel.32628s ISP : Firmware Version: 1.1.0 Build 20141031 Rel.32628s Hardware Version: TL-ER604W...