Note: It is possible that the SP1 restore point may be removed due to disk space very soon after SP1 is installed. If it is not present then the use of System Restore to return to a pre-SP1 state is not possible.

1. Turn on the computer.

2. After the Gateway® BIOS logo appears, repeatedly press the F8 key. The Advanced Boot Options menu opens.

3. On the Advanced Boot Options screen, use the arrow keys to select Repair Your Computer, and then press the ENTER key.
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4. In the System Recovery Options dialog box, select the appropriate keyboard layout, and then click Next.
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5. In the System Recovery Options dialog box, select the user account that has Administrator rights, and then click OK.
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   Note: The Administrator account is disabled by default.

6. In the System Recovery Options window, select System Restore.
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7. In the Restore system files and settings dialog box, click Next.
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8. In the Choose a restore point dialog box, select Install: Windows Vista Service Pack 1, and then click Next.
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9. In the Confirm disks to restore dialog box, click Next.
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10. In the Confirm your restore point dialog box, click Next.
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11. In the System Restore dialog box, click Yes.
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12. The computer restores the files and finalizes the changes.
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13. In the System Restore dialog box, click Restart.
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14. The computer restarts.

15. After the computer returns to Windows, in the System Restore dialog box, click Close.
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16. Removal is complete.