The Windows Registry is a massive data base of information that Windows needs for your computer function properly: configured devices, users, software programs, network configurations or services and drivers. Therefore, when one or more of these registry keys is inadvertently deleted, or the registry gets corrupted, in addition to prevent your Windows from starting up, this error will slow startup and performance, programs can freeze, error messages can pop up out of seemingly nowhere and your entire system can freeze or crash.
The error messages of corrupted registry include:
Thankfully, you can repair registry effectively as long as you find the correct tool that best fits your situation. Fix Genius is an all-inclusive package that can fix all booting issues, including registry repair, to boot your computer in a purely safe and clean environment. It can be used for windows 10 registry repair, windows 8/7/XP registry repair, windows Vista registry repair
Following is a step-by-step tutorial of how to use this software. Hope it can help you to repair Windows registry.
Download this Registry Repair and install it on a bootable computer. Insert a blank or writable CD/DVD or USB into your computer. Then launch this program, and get the interface like below. This software will check the CD/DVD drive or USB drive automatically, and you just need to click "Burn". After a few seconds, your bootable CD or USB drive will be created automatically.
In this step, turn to the computer which includes a corrupted registry. Insert newly burned bootable CD/DVD/USB into this computer. And set your CD or USB drive as the first boot device in BIOS (Go to see how to set BIOS to boot from CD/DVD/USB). After finishing the settings, your computer will reboot automatically and attempt login in the system burned on the bootable disk you created in Step 1.
Then you will enter a WinPE environment. Double click it to launch this software. Select "Windows Rescue", and then choose "Registry Recovery". Then follow the wizard to finish all the steps. After that, your computer should get back to working condition.