Acer Ferrari 1000 - Manual (Page 70)

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English
Anti-Theft
Activate this feature by right-clicking on the tray icon and selecting Anti-Theft.
When enabled, this feature will sound an alarm if your notebook is moved. This
feature is password-protected to prevent unauthorized access.
The first time you activate this function, you will be prompted to set a new
password.
Your password needs to be between four and twelve characters, and should
consist of letters and numbers. Once you've set the password, the Anti-Theft
feature will be activated.