This post gives a detailed guide.

Registry is an important component of Windows.

It contains parameters and databases for almost everything you operate in Windows.

backup OS and data before cleaning registry

Deleting/cleaning registry may wrongly break things and make your system run abnormally or crash.

Therefore, generally you should not mess around with theWindows Registry.

It also allows you to copy whole partition or disk content to external drive at fast speed.

back up registry before cleaning registry

After you download and install MiniTool ShadowMaker, launch it.

Next you might clickConnectbutton underThis Computerto enter into its main interface.

ClickBackupmodule at the top, and clickSourcesection.

how to clean registry Windows 10

ClickBack up Nowbutton in the main UI to start the backup process.

Check how to do it below.

When the blue screenChoose an optionwindow appears, you’re able to clickTroubleshoot.

InAdvanced optionswindow, it’s possible for you to clickStartup Settingsand clickRestart.

SelectEnable Safe Mode with Networkingby pressing F5 key to restart Windows into Safe Mode.

Select any folder related to any unused software or utility, right-smack the folder and chooseDeleteto delete the registry.

You may try:

Bottom Line