Would you like the direct link to Apple’s official restore DMG catalog to avoid the 2133 error?
Do not let Apple Configurator auto-download the firmware. Do this manually: apple configurator 2133 dmg
If possible, verify the SHA-256 hash of the file to ensure it hasn't been tampered with. How to Get It Safely 1. The Mac App Store (Recommended) Would you like the direct link to Apple’s
If you’ve landed on this page, you’ve likely encountered a specific error message, a legacy device requirement, or an internal IT documentation note referencing the file Unlike typical software downloads that use semantic version numbers (e.g., 2.1.3), this alphanumeric code has caused significant confusion among system administrators, Apple refurbishers, and enterprise IT teams. How to Get It Safely 1
: If you have an Apple Business Manager or Apple School Manager account, check your "Apps and Books" section to see if older versions are available for re-download.
IT environments with restricted internet access require a standalone installer.
Administrators gained the ability to configure "Ignore Manifest Scope" and "Target Application Bundle Identifier" for Web Clips.