Diagnose a failing proxy connection by separating network errors, authentication failures, access restrictions and rate limits before changing your setup.
27 Oct, 2026
A provider-neutral, command-line routine for checking a proxy with curl: clean setup, scheme and port, authentication, CONNECT, SOCKS5 reply codes, DNS and exit IP.
28 Nov, 2025
Step-by-step instructions with screenshots. Choose the browser you use.
Connect a proxy to a named profile and interpret the connection check.
Read AdsPower guideAdd an external proxy with the Custom provider option.
Read Multilogin guideAdd the endpoint and credentials to the intended browser profile.
Read Dolphin Anty guideAssign your own proxy from the profiles list.
Read GoLogin guideCheck a temporary proxy before saving it to your profile.
Read Octo Browser guideEnter proxy settings in the profile creation sidebar.
Read Vision guideChoose a proxy instead of No proxy in profile settings.
Read Aurorium Browser guideAdd and check a connection in the proxy manager.
Read Undetectable Browser guideAssign a proxy to a named session and check the connection.
Read Linken Sphere guide