It can be useful to reset a Toshiba brand laptop when you want to restore it to factory settings and delete all data. This kind of computer does not come with a rescue disk, but you can proceed with the appropriate partition.
Steps
Method 1 of 2: Windows 8
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Step 1. Make a backup copy of all personal data and transfer it to an external USB memory or cloud service before continuing
Resetting the computer deletes all documents and personal files.
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Step 2. Turn off the device and unplug any peripherals such as mouse and pen drives
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Step 3. Connect it to the power supply
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Step 4. Turn it on and press the F12 key repeatedly until the boot menu screen appears
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Step 5. Use the directional keys to move between the various options and highlight "HDD Recovery"
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Step 6. Press the "Enter" key
By doing so you access the advanced startup options.
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Step 7. Click on "Troubleshoot" and then on "Reset"
The computer takes anywhere from 15 minutes to 2 hours to complete the process; at the end it restarts and proposes the initial welcome screen.
Method 2 of 2: Windows 7 / Windows Vista / Windows XP
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Step 1. Make a backup copy of all personal data and transfer it to an external USB memory or cloud service before continuing
Resetting the computer deletes all documents and personal files.
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Step 2. Turn off the device and unplug any peripherals, such as the mouse, additional monitor and pen drives
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Step 3. Connect it to the power supply
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Step 4. Press and hold the "0" key and turn on the computer at the same time
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Step 5. Release the "0" key when the warning message appears on the monitor
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Step 6. Select the operating system that is currently present on the device
For example, if it works with Windows 7, choose "Windows 7".
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Step 7. Click "Yes" to confirm that you are aware that the reset process will erase all of your personal data
The restore wizard starts at this point.
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Step 8. Click on "Restore to factory conditions" and then on "Next"
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Step 9. Follow the instructions as they appear on the screen to complete the procedure
The reset could take anywhere from 15 minutes to 2 hours; at the end the computer restarts and shows the initial welcome screen.