Issue:
I just tried to upload Avada theme file named “Avada.zip” to replace the WordPress default theme. Then I saw this:
413 Request Entity Too Large
______________________
nginx/1.20.1
Please see the screenshot:

Possible Solutions

http {
…
client_max_body_size 12M;
…
}
Or if you’re configuring for a specific server block, place the directive within that block:
server {
…
client_max_body_size 12M;
…
}

