You don't need to overclock it.
Probably your firewall is blocking NG tangled browser and node.js
Try to allow them on firewall settings on both private and public network.
Port forwarding settings on your router can also help ( need precautions 🚨)
All the node issues including balance, reset , disconnection, restart, ads , synch issues, old double spent transactions, hibernation.... Well am tired of complaining to be ignored , good luck man