---
title: Troubleshooting
description: Troubleshoot protocol optimization issues.
image: https://developers.cloudflare.com/core-services-preview.png
---

> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/speed/llms.txt  
> Use this file to discover all available pages before exploring further.

[Skip to content](#%5Ftop) 

# Troubleshooting

* [ Enhanced HTTP/2 Prioritization negatively affects iOS/Safari devices ](https://developers.cloudflare.com/speed/optimization/protocol/troubleshooting/enhanced-http2-prioritization-ios-safari/)
* [ Troubleshoot protocol issues ](https://developers.cloudflare.com/speed/optimization/protocol/troubleshooting/protocol-troubleshooting/)

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