Maybe you wonder what it is and how you eliminate Legacy System Extension for Oracle or other extensions on the maccos operating system.
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What is the alert Legacy System Extension
Are applications that to run properly and fulfill certain tasks need extensions. Applications install extensions of kernel (kexts) running in background, in order to extend the maccos capabilities.
When we receive the alert Legacy System Extension It means that Mac has detected an older system extension that is not or is no longer compatible with future versions of macOS. The detected extensions are not as reliable and safe as the current versions.
Cum eliminati Legacy System Extension – Oracle America Inc.
A very common extension on many Mac computers is that of VirtualBox, signed by Oracle America Inc. To run multiple operating systems in VirtualBox, capabilities Mac need extensions that come with the application installation VirtualBox.
When we uninstall the virtulbox from the poppy, if we did not run a utility cleaner able to delete the extensions and all the files of the application, they will remain on the operating system.
In the scenario we no longer have VirtualBox Installed but the extensions of the application remained on the macos, we only have to eliminate them manually.
1. Go to "/Library/LaunchDaemons“. Go → Go to Folder.. in Finder.
2. Identify the file that belongs to VirtualBox in the folder LaunchDaemons. If it has the sign of shortcut (sageta) right -click on the file, then "Show Original“.
3. You will reach "/Library/Application Support/"Where Wipe the folder VirtualBox.
The Oracle extension has been eliminated from the macos and you will not receive the message Legacy System Extension.
This message in which we are warned that we use a outdated extension most often appears after a Kernel A Macos update. Most of the time the developers bring updates to the outdated system extensions.
