C-cleaner software is harmful for PC?

If you are a tech gyak type then you must use any software to clean the registry of Windows computer. In this case, most users are assumed to have used CCleaner. CCleaner mainly removes computer's various registry entries, system cache / junk files and unnecessary data, which helps the computer to work a bit faster - this is a conventional concept. It is not entirely false, although there is a debate about it.
But if you use Windows 10 (called Microsoft's "Best and Complete OS Ever"), do you still need to use Registry Cleaner? Or the earlier of the Windows OS?

As mentioned earlier, the performance of the system is greatly increased if you regularly clean up the registry. For this reason, different users have been using the Squealer or similar programs on their PC. Some of them are free and some premiums are coming up.

When Windows 10 first came, siklinara program compatibility issues with Windows 10, which was to create a debate about reddit is . And again, the question has been raised again that these registry cleaners really increase the performance of Windows PC? Is there any requirement to use these programs?

According to a Microsoft official's foggy reply in the thread to discuss the Sicklines in Redt, Microsoft does not think there is a need to use these programs in Windows. It is understood from Microsoft's support documentation that Microsoft is against the use of Third Party Registry Cleaner Program in their Windows operating system . As such, there is no need to use these separately, rather it is at risk of loss. Apart from deleting important registry errors, there is a possibility of having your full OS loss start from doing different features.

Now if you are determined to use the C-cleaner, then also know that Microsoft does not support the use of any third-party registry cleaner software. So, if you mistakenly clean the registry and put the PC in danger, you have to take that responsibility. Better than that, rather than stay away from C-cleaner and such registry cleaner - what do you say?