System Extension Gets Blocked But There Is No Allow Button In System Settings

Gabiptr wrote:

I installed BlueStacks but when loading in it said that the system extension was blocked, but when I entered security and privacy and then general the allow button was not there. What can I do to solve this?

Can you add it using the +/-

Full Disk Access (?)

Change Security & Privacy General preferences on Mac ...

Do they have a version compatible with Big Sur?

The legacy kernel extensions don't work with Big Sur. The developer needs to update it to work with Big Sur.