Aspire 4220 / 4520 User's Guide EN
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... the Start menu Settings include display brightness, power plan, volume, wireless networking on or off , external display settings, display orientation and synchronization status. Windows Mobility Center also includes Acer-specific settings like Bluetooth Add Device (if applicable), sharing folders overview.../sharing service on /off , and a shortcut to fit the situation as you can quickly configure your Acer system to the Acer user guide, drivers and utilities.
... the Start menu Settings include display brightness, power plan, volume, wireless networking on or off , external display settings, display orientation and synchronization status. Windows Mobility Center also includes Acer-specific settings like Bluetooth Add Device (if applicable), sharing folders overview.../sharing service on /off , and a shortcut to fit the situation as you can quickly configure your Acer system to the Acer user guide, drivers and utilities.