But I'm confused about what you told me to remove and keep and what needs to be added.

I am, so what should I do to keep the static IP but have it actually working?

I have been using my pi as a homeassistant hub and assigned it a static ip address... It had been working fine for a while and a few days ago it stopped connecting to the network. Upon restarting it, I saw that the it said that dhcpcd.service failed to start so I look into it and find: Not running d...

Do not do this. There is no sensible way to have an FTP server that's open to the public internet. Either go with OpenVPN or OpenSSL. With OpenVPN you can have full secure access to your whole home LAN from any remote location. With OpenSSL (aka sshd which is already running) you can use FileZilla ...

I want to type my Raspberry Pi IP into my web browser, to make my RPi send a WOL packet to my computer, and then it re-direct me to an FTP service, where I will also be able to access the files on the network (so, can access my computer files.) when I am not at home. This is so I can access any file...