Troubleshoot VPN connection problems. · 8 articles
VPN not connecting — complete troubleshooting guide
PopularStep-by-step guide to diagnosing and fixing VPN connection failures.
VPN keeps disconnecting — how to fix
PopularFix repeated VPN disconnections caused by network instability, power management, or protocol issues.
DNS leak — what it is and how to fix it
Understand DNS leaks and verify HorizonVPN is protecting your DNS queries.
Cannot connect on public WiFi (captive portals)
How to use HorizonVPN on hotel, airport, and café WiFi networks.
Error codes explained
What each HorizonVPN error code means and how to resolve it.
IP address not changing after connecting
Diagnose why your IP hasn't changed after connecting to HorizonVPN.
VPN blocked by firewall — bypass with Stealth Mode
Configure HorizonVPN to work through strict firewalls using obfuscation.
MTU settings for slow or fragmented connections
Adjusting MTU can fix slow speeds and packet fragmentation through the VPN tunnel.
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