How To Clean Your Windows Registry Easily 2025

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In a windows PC or Computer there are multiple things and one of its mysteries is registry. You might have heard about it many times but do you really know what is Window Registry? How it works? Why you should bother about cleaning it? How to clean your Windows registry? Well, today I will explain all the little clarity regarding windows registry.

What is the Windows Registry?

Windows Registry is the place where you will find all the settings of your Operating system, including information of hardware and software along with user preferences. It is the set of discrete files which basically locates in your system32 folder. It includes application setting, user passwords, Windows setting, device driver info.

Windows Registry is the place that lets you know everything, pretty much everything that occurs on your system from any program installation to visiting any website. Registry may have thousands of entries and it keeps on creating new entries all the time.

Why it is important to clean Windows Registry?

Windows never removes any registry entries even if you uninstall a program on your system. Registry is filled with enormous batch of files containing information and it fills, causes computer performance to suffer. By cleaning registry you can have better performance and decrease boot time. It will also free up some disk space.

The basic idea behind cleaning Registry is to improve the performance of PC. There is possible that even if you have anti-malware software to get rid of malware, the entries made by malware will not be erased. These can lead to the error in the functionality of other apps and can slow down you system.

Removing registry information is also important in case of identifying theft as anyone with proper tech knowledge can access your PC and steal the information by hacking your account. Even after deleting applications, your personal information like passwords, user name and email address remained saved in the registry which needed to be removed.

How to clean Windows Registry?

It contains thousands of records so removing 50 or 100 entries of them will not yield performance gains. It is fine if you want to edit any specific entry but manually cleaning registry is not safe as you end up making mistakes and can corrupt Windows Registry and other apps in the system.

There are hundreds of registry cleaning tools in the market to clean registry but choosing the right one is very important. So, in order to be on safe side, always get the backup of your registry first.

How to Backup Registry?

Windows Registry is the hive of files and is one consolidated place to store everything. All the files other than HKEY_CURRENT_USER stored under %SystemRoot%System32Config while others stored in %SystemRoot%ProfilesUsername Folder. For backing up the registry, Click on File and go to Export.

Wise Registry Cleaner

Wise Registry Cleaner is one of the best Registry cleaner tools that clean registry junks, repair Windows error and keep systems performance at its peak. You can specify to run deep scan, safe scan or normal scan. Other than cleaning and defragging Windows Registry, this software can optimize relevant system setting to improve Internet speed and system speed. In the main interface, Wise Cleaner lets you to schedule Automatic Registry Cleaning.

Wise Register Cleaner scans the Windows registry and finds errors and residual items on the registry and asks you to clean it. By fixing all the corrupted and residual errors, your system will run smoother, more stable and faster.

Launch the program and click on Scan. Once you will perform Scan, it will find out all possible errors and next will ask to clean it. Perform Clean and it will fix all the corrupted and residual errors.

If you are looking for more improvement in case of performance, click on Defrag Registry and click on Analyze. Just click on Defragment and it will prompt a window asking for defrag and restart. Make sure your data is saved as it will ask you to restart the system and thus all the unsaved data will be lost once you agree, thus first save all your data and then only agree for Restart the system.