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Troubleshooting
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Press Ctrl + Shift + Esc to open Task Manager and close the software application
which is not responding.
Is there an input screen hidden behind another window? Use Alt + Tab to check for
other windows being displayed.
After shutting down by sliding the power switch for more than four seconds, slide the
power switch to power on and open the application again.
If the program no longer works normally, delete the program using the following menu.
Then reinstall the program.
[start] - [Control Panel] - [Add or Remove Programs]
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Some applications may not
work properly
When switching to a different user with the Fast User Switching function, the following
problems may occur.
• Some applications may not work properly.
• Key combinations with Fn may not work.
• It may not be possible to set the settings of the display.
• A serial mouse may not work.
• <Only for models with TPM>
Personal Secure Drive function of Security Platform (TPM) may not work.
• <Only for models with wireless LAN>
Wireless LAN may not work.
In this case, log off all users without using Fast User Switching function, and try the
operation once more. If the problem persists, restart the computer.
Fast User Switching function