Warning Zyte API is replacing Smart Proxy Manager. See Migrating from Smart Proxy Manager to Zyte API. Smart Proxy Manager Troubleshooting# Here you can find guides to troubleshoot different common issues with Smart Proxy Manager. How to fix authentication issues? How to deal with bans or 503 response from Zyte Smart Proxy manager? How to fix concurrency issues? When and how to use regional IPs? When and how to use residential IPs? How to fix timeout errors?