How To Clean Registry Of Uninstalled Software Windows 10

Windows registry is the memory bank of your PC where information technology records merely about everything you practise on your system. It is exactly what the name suggests – a registry. Be it information about the dozen or so video files that you moved a few weeks back, or the latest programme that yous installed – everything is documented in this database, including all the settings and preferences that are specific to your machine. It's natural prudence, and then, that guides people to stay away from tinkering with information technology.

Windows, withal, isn't every bit good at cleaning the registry as it is in filling it up. Over time, it invariably gets bloated and slows downwards the figurer, and nobody appreciates that. And then, if you're looking to clean the registry and speed up your estimator a bit, yous have to know what you're doing and how to get about it.

What causes Registry junk?
Should you clean your registry?
Can you clean your registry easily past yourself?
How to back up registry
How to clean your registry on Windows 11
- Method #01: Using Deejay Cleanup
- Method #02: Using Command Prompt (with the DISM command)
- Method #03: Using Registry Editor itself (in Safe Mode)
- Method #04: Using 3rd-party applications
How to restore a Registry backup
Frequently Asked Questions (FAQs)
- What risks are involved when cleaning the registry?
- When is it recommended to clean the registry?

What causes Registry junk?

A swollen registry tin be the cause of a number of registry errors. For instance, it'southward not uncommon for entries of uninstalled programs and software to linger in the registry. If you reinstall programs or upgrade them, the registry volition get duplicated keys. Over time, you get hundreds of entries that are just sitting effectually orphaned and for no good reason other than Windows' ineptitude at cleaning up after itself.

A registry record is besides maintained for system shutdowns. And if the system crashes or is turned off abruptly, it can potentially disrupt these records and crusade an consequence (call up BSOD?). Furthermore, registry entries as well come nether attack by malware infestation that can modify the keys and crusade dire issues. If these things become unattended, you could be looking at a system that's on the brink of giving up.

Related: What Windows 11 Services to Disable Safely and How?

Should you clean your registry?

Given the vulnerabilities that the registry is open to, information technology would brand sense to clean the registry from fourth dimension to time. But a number of complications can arise if one is not careful with the procedure, especially if ane is doing it manually. Accidentally deleting entries essential to the proper operation of the organization can be detrimental to it, leaving it unresponsive and dead. Fifty-fifty if you apply 3rd-party applications dedicated to this purpose, information technology's not recommended to allow the applications automobile-clean the registry.

Can you clean your registry hands by yourself?

It is important to know exactly what yous're doing when you're cleaning the registry yourself. Certain precautions are warranted before you take upwardly the task of cleaning the registry all by yourself. Backing up the registry should be the first thing to practice so that you tin can revert dorsum the changes in case you make whatever erroneous deletions.

The other thing to ensure is that you don't delete registry entries that y'all have no clue about. Though the names of the key folders themselves can tell you what they're well-nigh, if you're unclear at any stage nigh where they came from, it's meliorate to get out them alone.

With all this in mind, let's see how you can clean the registry on Windows 11.

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How to support registry

Earlier going into the diverse methods for cleaning the registry, whether you're doing information technology manually or using a tool for it, backing up the registry is a must. Here'due south how to do and then.

The simplest way to back up the registry is by exporting its records via the Registry Editor itself. Here's how to go nigh it:

Press Win + R to open the RUN dialog box, type regedit, and hit Enter.

Click onFile.

SelectExport.

Give this registry backup file a proper name and click on Relieveto practise so.

Depending on the number of entries in the registry, this tin take some fourth dimension. One time information technology'due south done, you lot tin starting time using the following methods to clean upwardly the registry.

How to clean your registry on Windows 11

Brand sure you take backed up your registry beginning equally given above. Once washed, utilise any of the methods beneath to clean the registry of your Windows 11 PC.

Method #01: Using Disk Cleanup

Though this method isn't for the registry, strictly speaking, it does clean upwards the disk where the registry files are stored and removes a whole lot of temporary and system fault dump files – all of which are unnecessary files linked to the registry that slows the figurer down.

Press Start, blazon Disk Cleanup, and select the first bachelor selection.

Once the tool opens up, select the C: drive (default) and clickOK.

Once the tool finishes scanning, click onClean up system files.

ClickOKagain. This will make the tool scan a second time and give you lot some more than options.

When the scanning is complete, cheque for all the additional files that you can delete, and clickOK.

Method #02: Using Command Prompt (with the DISM control)

To run the Deployment Image Servicing and Direction command, we're using the Control Prompt. To open it up, press Start, typecmd, and click onRun as ambassador.

At present type the post-obit command:

DISM /Online /Cleanup-Image /ScanHealth

Press Enter. The scan volition automatically search for and fix any errors establish.

Even though this isn't merely related to the registry, your computer will benefit greatly from this checkup.

Method #03: Using Registry Editor itself (in Rubber Way)

At present, onwards to the actual registry cleanup. Since this method requires y'all to manually delete registry files yourself, and because of the high chance that you may end up deleting something you shouldn't, information technology's better to be rubber and do and then from the Safe Manner.

To boot your PC into safety mode, printing Start, click on the Ability button, and and so, while pressing the "Shift" key, click Restart.

Now, while the computer is restarting, yous will be taken to the Advanced Restart options. SelectTroubleshoot.

Click onAdvanced options.

Click onStartup Settings.

ClickRestart.

Now press the number that corresponds toEnable Safe Way with Networking.

Once yous're booted up in Safe Mode, press Win + R to open the RUN dialog box. Then typeregeditand hit Enter.

Now, it's time to start removing unnecessary registry entries and exercising extreme caution while doing so. The safest registry cleaning option is to wait for residual entries of programs and applications that have already been uninstalled. To exercise then, expand the HKEY_CURRENT USER folder and and soSoftware.

Now look for keys that represent applications already uninstalled, so right-click them and selectDelete.

Make certain that you delete keys and folders only if you lot're completely certain what they are. For instance, we remember uninstalling Epic Games a few weeks back, which is why we're removing it from the registry besides. You lot will also exist prompted once before y'all delete the registry entries for proficient. Click onYep to ostend.

Do so for all keys that you lot know for sure are merely remnants of uninstalled programs. In one case you're finished, close the Registry Editor and restart the figurer ordinarily.

Method #04: Using 3rd-party applications

There are tons of third-political party applications whose sole purpose is to clean the registry. However, even with all these sophisticated programs, you need to maintain circumspection while giving them the authority to clean at will.

Many of these applications will give you the option to deep make clean the registry. Nosotros recommend that you don't go with this option, and always review the deletions before they're made.

With that in listen, let'due south look at a few popular registry 'cleaners'.

1. CCleaner

CCleaner is a useful tool when it comes to scanning issues related to the PC, peculiarly the registry. The proficient affair most this program is that it gives yous the opportunity to review each entry before 'fixing' information technology (read delete).

Download: CCleaner

After downloading, install CCleaner and open the awarding. And then click on Registryin the left panel.

Click onScan for Problems.

Once the bug are plant, click onReview selected Issues.

CCleaner will ask if you want to back up the registry. ClickYes if yous haven't washed so yet.

And so save a copy of the registry and click onRelieve.

Now review the problems one by one. If in that location is an issue that you'd like to fix, click onReady Result.

Exercise and so for all issues. If you don't know if an outcome is pertinent or safe to fix, move on to the next one.

Shut CCleaner once you're done.

ii. Wise Registry Cleaner

Wise Registry Cleaner is another tool that cleans and defrags the registry.

Download: Wise Registry Cleaner

When you run the program for the first fourth dimension, you'll be asked to create a backup first. Click on Yesto do so.

Click onCreate a total registry backup.

Once the backup is created, browse the registry with the tool. Nosotros recommend going for theFast Browseselection equally this will only scan safe entries (safe to delete, that is).

Once the scan is completed, you will become a list of problems constitute with the registry.

Click on each category to review the issues contained in it. Unselect issues that you lot are not sure virtually deleting. Then click onClean.

3. Auslogics Registry Cleaner

The final registry cleaner that we're looking at today is an application that is a little on the heavier side, mainly because of the numerous features that information technology has.

Download: Auslogics Registry Cleaner

One time you open up the awarding, 'Clean Registry' will be the default choice. Click onScanfor Auslogics Registry Cleaner to get-go looking for registry issues.

Once the scanning finishes, go through each category and unselect the issues that you're not sure near fixing. In one case you lot're satisfied with the bug that you're resolving, click onResolveat the bottom (make sure the Support Changesoption is selected).

How to restore a Registry backup

If yous made a mistake past deleting a few entries that you shouldn't have, you may want to restore the registry equally information technology was when a backup was made. To exercise and so, outset press Win + R to open the RUN dialog box. And so type regedit and hit Enter to open the Registry Editor.

Click onFile.

SelectImport.

Expect for the fill-in that yous created earlier, select it, and click onOpen.

And that'due south it! Y'all have restored the registry as information technology was before you started the cleaning procedure.

Oftentimes Asked Questions (FAQs)

Cleaning the registry tin be a tricky task, to say the to the lowest degree. Users tend to have a lot of questions about the risks involved in the process and whether the benefits really outweigh those risks. Here nosotros answer a few commonly asked questions to allay some of the fears.

What risks are involved when cleaning the registry?

The biggest risk involved when cleaning the registry, whether you're doing information technology manually or delegating the task to a Registry cleaning application, is that y'all may end up deleting registry entries that are crucial to the proper operation of your system.

This is why throughout our guide we accept placed special emphasis on reviewing the entries before going near deleting them. If yous desire to negate those risks, e'er back up the registry and clean the registry from Safe Way, just to be on the safer side.

When is it recommended to clean the registry?

Cleaning the registry isn't something that well-nigh people tend to do, or even demand to. But if your reckoner is being bogged downwards and appears a picayune more than sluggish than usual, cleaning the registry can exist 1 way of speeding up Windows 11.

It'due south a good practice to proceed your system gratis of unnecessary applications so yous don't need to use a registry cleaner. Merely if you really need to, we hope you were able to clean the registry responsibly with this guide without running into any trouble.

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