However, legacy systems (e.g., Windows XP, Windows 7) sometimes had blank administrator passwords in certain OEM builds, which created a persistent myth that a single default password exists across all Windows versions. windows default admin password

| Windows Version | Default Admin Password? | Notes | |----------------|------------------------|-------| | Windows 11 / 10 | ❌ No | Password is set by user during setup (Microsoft account or local account). | | Windows 8 / 8.1 | ❌ No | Same as above. | | Windows 7 (Home Premium) | ⚠️ Blank (if unset) | Administrator account exists but is disabled by default; if enabled, password may be blank only if never set. | | Windows XP | ⚠️ Blank (common) | Administrator account often had no password in OEM builds unless user added one. | | Windows Server (all modern) | ❌ No | Password is set during installation. | : Type the following command and press Enter: