Solution to redirection caused by SSL when using Cloudflare in WordPress

The problem of redirection caused by SSL when using Cloudflare is due to Cloudflare's SSL policy. Use SSL, one is Cloudflare's free SSL, and the other is your own SSL. It is recommended to use your own SSL certificate because some areas of Cloudflare's SSL are inaccessible.

1. CloudFlare's SSL modes include Flexible, Off, Full, and Full (strict)

Off: Full HTTP

Flexible: Cloudflare uses HTTPS, your own server uses HTTP

Full: Cloudflare uses HTTPS, and your own servers can use HTTPS

Full (strict): Cloudflare uses HTTPS, and your own servers must use HTTPS

2. According to the above instructions, if you use your own SSL certificate, it is recommended to select Full or Full (strict) mode