Hey, I had the same issue trying to use 922 SOCKS5 proxy on iPhone. I found that using the app "HTTP Catcher" made it super simple.
You just input the proxy details, and it handles the rest. Plus, it has a free trial, so you can test it out before committing.
You just input the proxy details, and it handles the rest. Plus, it has a free trial, so you can test it out before committing.