Tinkertool System 8.1 (221205) Apr 2026

: A new pane restores the ability to schedule power-on, shutdown, sleep, or restart events. While older macOS versions included these in System Preferences, Apple removed them in Ventura; TinkerTool System 8.1 brings back a simple GUI for these recurring tasks.

: A new preference allows you to always see a "feature overview" of a pane instead of defaulting to the last sub-feature you used. Broader System Utility Capabilities TinkerTool System 8.1 (221205)

As part of the TinkerTool System 8 series, this build provides access to professional "under-the-hood" features: : A new pane restores the ability to

: A separate emergency tool can repair unusable administrator accounts, reset the login screen, and remove third-party startup objects if the system fails to boot normally. Broader System Utility Capabilities As part of the

TinkerTool System is distinct from the standard ; while the latter handles personal user settings, the System version requires administrative permissions because it modifies settings affecting the entire computer.

The most significant update in this build focuses on and UI modernization :

: Features specialized panes for managing Cloud Protection (e.g., iCloud settings) and "Safe Downloads" lists.