[SOLVED] Why is my CPU usage at 90-100%?

Mar 10, 2020
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Whenever I use any application it jumps up to 90-100%. Even when I open Word for example it jumps up. I can game now as the game just has extreme lag or crashes every time.
Pc specs:
CPU - i3-6320
MBD - Asus prime z270-a
Ram - Ballistix sport 2400MHz 16gb (4x4gb)
Gpu - gtx 1050ti 4gb