Titanium Software - OnyXのページにて、メンテナンスアプリの「OnyX 3.7.3 for macOS Catalina 10.15」が公開されていました。

• The web browser extensions preferences are not deleted anymore when cleaning Internet files
• Deleting the cookies improved
• Deleting the logs improved
• Deleting the diagnostic reports improved
• OnyX is correctly deleted now when uninstalling
• Application run and restart improved
• Issue corrected that occurred when displaying the process accounting
• OnyX Log improved