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VPN “The Specified Port Is Already in Use”: Windows Checks
Identify the Windows VPN error, retry safely, and check the Always On VPN fallback case and October 2026 update status.
By VPN Notes Editorial Team · 2026-10-27 · 4 min readLatest
How to Set Up Surfshark on FRITZ!Box
Import Surfshark’s WireGuard profile into a compatible FRITZ!Box, choose covered devices, and check IPv4, IPv6, DNS and connection failures.
Always On VPN IKEv2–SSTP Fallback: Checks and Workaround
Diagnose Windows Always On VPN fallback failures, check the corrected October 2026 patch status, and try a reversible single-protocol workaround.
VPN Connected but No Internet: A Short Diagnostic Note
Separate a dead internet connection from a VPN route, DNS, kill-switch or MTU problem with six reversible checks.