Of course if replacing the hard drive and testing your RAM with Memtest doesn't correct the problem, you may have a faulty Motherboard which needs replacing. Install SP1 using Windows Update. If BitLocker is not disabled, the next time you restart the computer the BitLocker key might not be recognized. You may not want to install SP2 until certain issues are resolved. To begin with, I would say only upgrade if it is needed such as you have a critical problem or it offers something you need - if it just changes a logo or adds a feature you will never need, there is no point in doing it. You are allowe3d to make one set of Vista recovery DVD discs. Remove all unnecessary files and defragment the hard drive. I would say, if you are constantly having power cuts, don't do it - and on the same topic, it doesn't hurt to have a UPS on your machine as best practice, but it isn't worth getting one just for this! Disable antivirus software After you have prepared the computer, but before installing the Windows Vista Service Pack 2, you must temporarily disable the antivirus program. Windows might need to be reinstalled if you do not have the key or the key is not recognized after the update. Use security tools to remove viruses, adware, and spyware. Installing SP1 will not fix existing operational problems and could cause additional problems. Wait while the BIOS files copy to the drive. Data may be lost or deleted if backup is not done according to the software manufacturers' instructions. Attempting to cancel this update operation will cause damage to the BIOS and will require that the computer be repaired at an HP authorized facility.
Apply the latest BIOS. Use the Disk Defragmenter utility to optimize file placement and conserve space on the hard drive after removing any unnecessary files. Every HP computer ships with Norton antivirus software installed. Use the Defrag utility to defragment repair files and conserve space on the hard drive after removing the unnecessary files. Browse to the BIOS image. Wait while the BIOS files copy to the drive. Downloading a smaller installation package requires less time, which is especially important for people who do not have a broadband Internet connection. HP recommends that you either create or order a set of Recovery discs to restore the computer to its original operating condition in the event that the computer fails during or after the update. Recovery scenarios for different operating systems Before installing Windows Vista Service Pack 2, consider the consequences of the computer failing during the process. Examples include Ad-Aware by Lavasoft. Data might be lost or deleted if backup is not done according to the software manufacturers' instructions. If the listing for SP2 is not listed, the Windows Update function may have determined that the computer has software that is currently not compatible with SP2, or you might need to install some other updates before installing SP2. These discs are needed to recover the computer in the event of a system failure. In the InstallShield Wizard window, click Next. After the update is complete, when you logon to the computer you will see a message stating that the update to Vista Service Pack 2 was successful, or that there was a specific problem that prevented the update. In the InstallShield Wizard window, click Next. Temporarily disable your antivirus software. If there are no other updates, the computer does not require a BIOS update. HP recommends that you either create or order a set of Recovery discs to restore the computer to its original operating condition in the event that the computer fails during or after the update. Turn on the original computer, and then immediately press the Esc key repeatedly, about once every second, until the Startup Menu opens. HP and Microsoft recommend that you use the automatic Windows Update function. If the update is correct, click Download. Remove all unnecessary files and defrag the hard drive. Search Windows for 'security', open the Security and Maintenance settings, and then click Security to access virus protection settings. Press and hold the Ctrl and Alt keys, and then press the S key to open the utility. Backing up really isn't an option on most, and when you upgrade, it could make the saved profile no longer work. Please read and follow the software manufacturers' instructions for best backup and recovery results.
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