The term refers to a cracked version of the software distributed by third-party "warez" groups. While these versions claim to provide AdGuard Premium features for free, they carry substantial risks:
Because this is a pre-activated version, automatic filter updates still work (Adguard’s filter lists are public). However, you cannot update the core software to v7.18 or v8.0 when released. Keep an eye on FTUApps for the next release. You may need to uninstall v7.17.0 and install the newer version manually. Adguard v7.17.0 Build 4705 Pre-Activated -FTUApps-
I strongly recommend you: