So you are trying to perform a connection between two routers (Asus N14 Router and Huawei B618) wirelessly.
If both routers support Access Point mode, it is possible.
You need to go through the steps provided by the router vendors to establish a router to router cascading. This link shows it.
Assuring adequate airflow will reduce overheating problems. You mentioned the task manager often display 100% CPU usage.
Did you check which process consuming the CPU more?
If the cyber army of a country breach and destroy the cyber connectivity and net data of the enemies, half the war will be over. Think about a situation where suddenly our phones, Internet, ATM, net banking services, traffic control, electricity, etc.. stops working. We will be helpless and may...
Those channels were promoting pro Chinese Government views and undermining the democratic protesters in Hong Kong. Google did a good job by closing those channels.
Windows has default performance monitor which helps to check how the hardware attached performs on a PC. You can open it by typing perfmorn on run window.