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Fixing ERR_SSL_PROTOCOL_ERROR Certificate Issues - Enable Windows Defender in Windows 11-Resolve pip SSL Certificate Verification Issue

2026-06-13 14:25:46
Fixing ERR_SSL_PROTOCOL_ERROR Certificate Issues - Enable Windows Defender in Windows 11-Resolve pip SSL Certificate Verification Issue

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.