I had a similar discussion with another mod here. We had to simplify the PC and then go over it inch or byte by byte. The OS install turned out to be nothing trivial. For example we had to update BIOS, drive firmware and could not avoid installing the Intel RST helper app.
You should have a long chat with your computer's designer.
Hoarding photos on your phone?
Those picture are hogging memory and could be slowing down your phone.