how to repair win7 registry

[Solution] Fix Corrupt Registry Windows 7

1. Startup Repair. To run Startup Repair, follow these instructions. Press any key when it says "Press any key to boot from CD or DVD.".
2. Upgrade Install. An Upgrade Install may fix a corrupt registry as this option will install your Windows 7 again without affecting your personal files.
3. Command Prompt. ren BCD­Template BCD­Template.bak ren COMPONENTS COMPONENTS.bak ren DEFAULT DEFAULT.bak ren SAM SAM.bak ren SECURITY SECURITY.bak ren SOFTWARE SOFTWARE.bak ren SYSTEM SYSTEM.bak

Full Answer

How do I repair corrupt win 7?

• Press Win + X and select Windows PowerShell (Admin).
• Enter the following command and press enter: chkdsk X: /R (make sure to replace X with the letter assigned to the corrupted drive)
• Wait for CHKDSK to finish and restart your computer.

How to clean your registry manually Windows 7?

Automatically

• Optimization by CCleaner. CCleaner is a very popular application for cleaning and optimizing values. ...
• Cleaning with TuneUp Utilities. ...
• Regedit team. ...
• Search through the Start. ...
• Executable file. ...

How to repair the Windows 7 registry?

• Restart your computer
• Press the F8 key several times during booting before the Windows 7 logo appears
• At the Advanced Options screen, select Repair your computer Advanced Boot Options on Windows 7
• Select a keyboard and language
• Select Startup Repair Windows 7 System Recovery Options Screen
• Follow the wizard instructions to complete the process

Should I revert to win 7?

Click on “Go to Backup and Restore (Windows 7)” This will give you the classic ... backup is still connected to the computer. You should see a blue screen with 6 square tile options.

See more

Can you repair Windows Registry?

So, if you ever need to repair a corrupted or damaged registry in Windows 10, you can try any of the following recommended methods: Perform SFC scan. Perform DISM scan. Perform System Restore.

How do I fix a broken Windows Registry?

Methods to Fix Broken Registry ItemsUse Automatic Repair.Use System Restore.Use System File Checker.Use the DISM Command.Reset Windows System.

How do I restore my registry in Windows 7?

In Registry Editor, locate and click the registry key or subkey that you want to back up. Click File > Export. In the Export Registry File dialog box, select the location to which you want to save the backup copy, and then type a name for the backup file in the File name field. Click Save.

How do I manually fix registry?

How Do I Fix Registry Errors?Run the Windows Error Checking tool. ... Run the SFC /scannow command. ... Use a Registry cleaner program. ... End all processes before shutting down. ... Reverse overclocking. ... Review the Windows 10 Event Viewer. ... Restore your computer to a previous state. ... Update the Windows BIOS.More items...•

Should I fix broken registry items?

There can often be certain “Broken Registry Items” in the registry. These items are most usually corrupt/deleted registry entries that can be left as a residue after the uninstalling/deleting of a file. They can sometimes slow down the computer and cleaning them up is certainly a good thing to do.

Is it safe to fix broken registry items?

Therefore, it's important to make a backup of the registry before you attempt to make changes to the registry or fix broken registry items. Damaging any registry file may corrupt the Windows OS and cause your computer to malfunction. Creating a backup serves as your insurance should anything go wrong.

How do I reset my registry?

The Only Way to Fully Reset the Registry The process of resetting Windows reinstalls the operating system, which will naturally reset the registry. To reset your Windows PC, open Settings from the Start menu or with Win + I, then go to Update & Security > Recovery and click Get Started under Reset this PC.

How do I restore my registry?

Restoring the Windows registry backupOpen the Windows Registry Editor by doing either of the following: ... Click File > Import.Select the directory where the registry backup will be imported (e.g. desktop) and select the registry backup.Click Open.Restart your computer to begin using the restored registry.

How do I restore a REG file from registry?

Open the Registry Editor: type regedit at the search box and click on the regedit item when it appears in the search results list. At File, click Import. At the Import Registry File screen, browse and select the backup . reg file to be restored from your Desktop or from where you saved it.

How do I fix Windows 7 registry file is missing or corrupt?

If the Windows System Registry file is missing or contains errors, enable the Recovery Environment, and run Startup Repair. Additionally, use System Restore and repair your Master Boot Record using Command Prompt. If the issue persists, reset your computer. As a last resort, clean install Windows.

How do I know if my registry is corrupted?

Run a SFC scan Launch an elevated Command Prompt window (go to Start, right click on your Start button and select “Run cmd as administrator”) In the cmd window type sfc / scannow and press Enter.

What causes registry corruption?

There are many reasons why a registry hive may be corrupted. Most likely, the corruption is introduced when the computer is shut down, and you cannot track the cause because the computer is unloading processes and drivers during shutdown. Sometimes, it is difficult to find the cause of registry corruption.

Fix A Corrupt Registry in Windows XP

To fix a corrupt registry on a Windows XP system, follow these instructions: 1. Insert the Windows XP setup CD and restart the computer 2. Press an...

Fix A Corrupt Registry in Windows Vista

To fix a corrupt registry in Windows Vista, you can try any of the following: 1. Run Startup Repair 2. Perform an Upgrade Install 3. Copy backup fi...

Fix A Corrupt Registry in Windows 7

To fix a corrupt registry in Windows 7, you can try any of the following: 1. Run Startup Repair 2. Perform an Upgrade Install 3. Copy backup files...

Fix A Corrupt Registry in Windows 8 Or 8.1

To repair a corrupt registry in Windows 8 or 8.1, you have these options: 1. Run Automatic Repair 2. Refresh. The Refresh option will not affect yo...

Fix A Corrupt Registry in Windows 10

To repair a corrupt registry in Windows 10, you have these options: 1. Run Automatic Repair 2. Refresh. The Refresh option will not affect your fil...

What happens if my Windows 7 registry is corrupted?

If your registry gets corrupted, either through a bad driver, a failed uninstallation, or a variety of other reasons, you can usually quickly fix it by performing a system restore to a time when the computer was working properly.

How to restore registry settings?

If a recent change to your system caused errors in your registry, you can revert your computer's settings using a Restore Point. There are a couple of different ways to open the System Restore window: Click the start menu and type "restore". Select "System Restore" from the list of results.

How to restore a computer to a previous date?

Click the System Protection tab. Click the System Restore button. Select a restore point. If your computer has System Restore enabled, Windows will select the most recent restore point. Restore points are created when major changes to the system are made.

What is a restore point?

Restore points are created when major changes to the system are made. If you don't have any restore points, click here to try another method. Click the "Show more restore points" box to see previous restore points if the error has been around for a while.

How to fix a corrupt registry?

To repair a corrupt registry in Windows 8 or 8.1, you have these options: Run Automatic Repair. Refresh. The Refresh option will not affect your files. Windows 8 will reinstall any applications you installed and create a copy of these applications on your desktop, but backup your data before you do a refresh. Reset.

Can an upgrade install fix a corrupt registry?

An Upgrade Install may fix a corrupt registry as it will install Windows Vista again without affecting your personal files . While an Upgrade Install procedure shouldn’t touch your personal files, backup your files before you continue. Before you continue with the set of instructions below, please note:

Undo changes if you have a backup

Tim Fisher has more than 30 years' of professional technology experience. He's been writing about tech for more than two decades and serves as the VP and General Manager of Lifewire.

How to Restore the Registry in Windows

Locate the backup file that you made before making whatever changes to the Windows Registry that you now want to reverse.

Alternative Registry Restore Method

Instead of Steps 1 & 2 above, you could instead open Registry Editor first and then locate the REG file you want to use to restore the registry from within the program.

What to do if your registry is corrupted?

The Registry isn't the only thing that can get corrupted on your computer. Many of the steps above will work for fixing any corrupted file. If you're having trouble with a specific file, try changing the file format or using file repair software. If you're having problems with the entire operating system, your best bet is to refresh ...

What is the Windows registry?

The Windows Registry contains configuration settings for all of your computer's hardware and software. Whenever you install something new, its values and keys are stored in the Registry. You can view and edit Registry entries in the Windows Registry Editor . A corrupt Windows Registry can prevent your computer from restarting, shutting down, ...

Why is my registry error?

Possible causes of Windows Registry errors include: Power failures or unexpected shutdowns. Corrupted system files. Viruses and other malware.