The main way of improving download speeds on your PS4 is to get off Wi-Fi if you are using it and try to get onto a wired ethernet connection if you can. Wi-Fi Can Be Slow (Use a Wired Connection Instead If Possible) Therefore let’s address this core issue first, before going to some other of the solutions we mentioned in more detail.
You are using Wi-Fi (switch to wired instead).
Here are some main reasons why downloads can take so long on the PS4, plus some fixes: Is there anything we can do to speed it up? The download can seem to be taking forever. Slow download speeds can be a frustrating thing for PS4 users, especially when downloading large files such as games or patches which can be many gigabytes in size.