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Fix MySQL 'Access Denied for User 'user'@'%'' Error - Fix Windows Defender Dependency Conflict with Group Policy-MySQL Workbench Error 2003: Can't Connect to Server

2026-06-13 14:53:19
Fix MySQL 'Access Denied for User 'user'@'%'' Error - Fix Windows Defender Dependency Conflict with Group Policy-MySQL Workbench Error 2003: Can't Connect to Server

Result check

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