Can I just upload files using FTP, I can't really access the command line on my website.
Refer to the documentation, it'll likely be in there. Link to Documentation
You probably could FTP the files to a location, but you'll need SSH to run the installer and start the app.
thanks Xinbenlv, I came across some similar errors and fixed it
A custom server? We do that all the time unless "custom" means something I am unfamiliar with 😁
If you want a completely empty home page, I suggest using the custom pages plugin and pointing your home page setting in the ACP to a blank custom page.
Otherwise, you can use css
You can using this plugin
Yes, nothing output