A poorly designed Registry cleaner may not be equipped to know for sure whether a key is still being used by Windows or what detrimental effects removing it may have. It is not always possible for a third-party program to know whether any particular key is invalid or redundant. Removing or changing certain Registry data can prevent the system from starting, or cause application errors and crashes. Some Registry cleaners make no distinction as to the severity of the errors, and many that do may erroneously categorize errors as "critical" with little basis to support it. The correction of an invalid Registry key (such as one or more that remain after uninstallation of a program application) can provide some benefits but the most voluminous will usually be quite harmless, obsolete records linked with COM-based applications whose associated files are no longer present. ( December 2014) ( Learn how and when to remove this template message)ĭue to the sheer size and complexity of the Registry database, manually cleaning up redundant and invalid entries may be impractical, so Registry cleaners try to automate the process of looking for invalid entries, missing file references or broken links within the Registry and resolving or removing them. Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources. Secure: The application automatically create backup file before deleting obsolete entries from your registry.This section needs additional citations for verification.Accurate: using complex algorithm TweakNow RegCleaner 2011 accurately identify obsolete entries.Fast: using a high performance engine, TweakNow RegCleaner quickly scan your registry to find obsolete entries.Sometimes, you will find that some applications fail to remove their own registry entries. Unfortunately, it does not always work that way. These entries will automatically be deleted when you uninstall the application. When you install an application, a new registry entries will be created.
Most applications today use registry to store configuration and other important data. It contains information that controls how your Windows appears and how it behaves. The Registry is a heart and soul of any Windows system. These will significantly increase the registry size and thus will slowdown your computer, because Windows will need more time to load, search, and read data from registry. After a long period, after installing and uninstalling a lot number of applications, your Windows registry will contain a large number of obsolete entries. TweakNow RegCleaner is recommended to periodically clean your Windows registry, to keep your computer in top performance.
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