PCTuneUp Free Registry Cleaner - Version 4.3.9 The Registry is where the operating system stores computer's device and file associations, as well as critical information about drivers, directories, Windows applications and more. But over time, your computer's registry will become bloated and even corrupted with obsolete or unnecessary entries. PCTuneUp Free Registry Cleaner is designed as a professional registry cleaner that can help clean obsolete registry settings or repair your registry errors, ensuring optimum performance of your PC.Remnant files left behind on the system registry from failed installations, incomplete uninstallations, disabled drivers and so on can lead to poor performance of your computer. PCTuneUp Free Registry Cleaner seeks out and repairs those issues in your registry. With a clean and defragmented registry, your computer can speed at peak efficiency, with fewer errors and better performance.The Windows registry is a sensitive database that if damaged or destroyed it could cause a computer to no longer function properly. PCTuneUp Free Registry Cleaner is designed with this in mind that it features with backup and restore function, which allows users to create and restore full registry backups.PCTuneUp Free Registry Cleaner offers a custom scan feature that lets you easily configures to scan specific registry files. With s simple click, the registry cleaner will scan ActiveX/COM, application info, software locations, startup programs, history list and more. You can perform your own customized registry scan with any of the categories you select as well as other options like log registry scans and fixes, re-scan after fixing registry issues, delete backup file after restoring the registry and so on.You can schedule the scan process to keep your registry clean on daily, weekly or monthly bases. You can select folders & files that ahead of time so that the registry cleaner skips them during the scan, or ignore items that are displayed in the scan result.