Hood Critic
The Power Circle
To improve your download speeds close running or background applications. This is difficult to do on a PS4 since there is no "task manager" but PSN isn't throttling your connection, your actual console is. There is a builtin QoS or resource management that is supposed to prevent background tasks from interfering with the active application so traffic outside of it is metered.
And a simple google search will turn up dozens of discussions over the years regarding this. World doesn't revolve around you friend
