Although this method is useful, it does have a drawback. It does not revert the changes you would have done after the backup. It only adds or changes the entries that are backed up in the. Third-party registry maintenance utilities provide you with an easy method to perform registry restore. Most of the registry maintenance utilities make automatic registry backups before they start any registry repair task, such as scanning and removing errors and unwanted information from the registry.
Usually registry utilities include a button on their interface that enables you to backup the entire registry to an external file. And,to restore the registry, you need only to click the restore button, browse to the backed up file and then restore the registry. Some advanced registry cleaners enable you to perform selective backups. Using this option you can back up only a small portion of the registry. And when you restore, you just revert the changes done to this portion and all other settings in the registry remain as is.
One of the main advantages of using registry utilities is that they are user-friendly and you do not need a lot of expertise to use them.
System Restore is a Windows XP feature that makes regular snapshots of your registry, operating system files, and configuration settings. If your system crashes, you can restore the system to the last known working condition by selecting the snapshot taken at that time.
There are other types of hardware fault that can cause registry corruption, with PSU, RAM and hard drive faults being the most likely causes. If you are using Windows , please scroll to the last post in this thread.
If you do not use System Restore in Windows XP, please read the footnotes for this step for further advice before proceeding. The process involves the replacing current registry hive files with backups of registry files that System Restore has saved at some point or from a very bare windows repair hive file.
Its effectiveness depends heavily on the existence and dates of Restore Points made under System Restore. The more recent the Restore Point is, the more chance of a total recovery.
This process requires you to have your Windows installation CD so that you can boot into the Windows Recovery Console. The Recovery Console is a very restricted DOS-like system, which only allows for a few select commands.
Read through it carefully as it can get quite tedious and is easy to make small mistakes with big consequences. Delete the current registry hive by typing these lines one by one: del system del software del sam del security del default 9. Proceed to Step 3b. You can gain basic functionality by using these files, however they are practically blank. They will render almost all of your installed applications useless, you will need to reinstall drivers and your user settings will be lost.
It still beats not being able to get into Windows and can be helpful in backing up valuable data. You will most likely have to reinstall Windows to get things working properly again. This process requires you to enter your BIOS again and change the boot sequence to boot from your hard drive again.
If you reach the Safe Mode login screen, proceed with this step. If you encounter errors at this point, your problem may not be restricted to the registry. It is possible that other important system files have been affected or hardware may be at fault. You may get a message box requesting you to choose between entering Safe Mode or to use System Restore to restore to a previous state — you want to enter Safe Mode.
This contains the System Restore Points, which in turn contain backups of the registry hive. These are Restore Points. This is a very easy way to fix your registry but you are pulling a registry from the past and pairing it with current files. This can be some what sorted out by doing a system restore immediately after but it still may cause issues. That said this is a very useful skill when it comes to something that is messed up in the registry that causes the computer to not respond.
Here is one common example:. Head over to knopper. Make a nice CD case for it and keep it around. This is a useful tool in your arsenal. Place your Knoppix CD into the your optical drive. When the boot: prompt pops up type knoppix and press enter.
Locate the partition where your windows install is and and click on it. Now that it is set in Detailed List View you can clearly see when each restore point folder corresponds to what date.
These dates are a good indicator of when each restore point was made.
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