Windows Registry is a database that stores settings and configuration information for your computer's hardware, operating system, and installed software programs. Overtime, the registry can become cluttered with obsolete or invalid entries, resulting in slower performance and even system crashes. This is where Registry Trash Keys Finder comes in.

Norton Utilities is a well-known and very classic PC utilities software for DOS and Windows, developed by Peter Norton in 1982 (later sold to Symantec Corporation). It integrates disk editing, disk diagnosis and repair, system optimization, system performance testing, virus detection and removal and many other functions in one place, can help users quickly and intelligently optimize the system, so as to improve user computer performance.

Avira used to be bundled with TuneUp Utilities for sale, but it's a pity that AVG successfully became a listed company (i.e.: went public) in 2012 and acquired TuneUp Utilities as a whole - became now AVG PC TuneUp, which directly made the marriage between Avira and TuneUp Utilities impossible. After that, the Norman company from Norway once got very close to 360Amigo System Speedup (now ToolWiz's developer from China) by way of bundling too, but in the end Avira took over 360Amigo before Norman. Then 360Amigo was first offered as an OEM component of Avira's advanced versions of security software, and then fully acquired.

Wise Care 365 (its predecessor is Wise PC Engineer) is an all-in-one type of free product of WiseCleaner that integrates the main functions of WiseCleaner's many popular products (mainly Wise Registry Cleaner, Wise Disk Cleaner and Wise System Monitor) in one place. In other words, the essence of Wise Care 365 is a toolbox that brings WiseCleaner's previously released series of system optimization & cleanup tools together, and adds some advanced features. So, the functions Wise Care 365 covers are comprehensive enough.

When we are powerless to do anything about a computer plagued by various difficult problems and unable to bear anymore, most often reinstalling Windows seems to be the only and best solution. But in fact, before eventually doing so, we can at least try to use Tweaking.com - Windows Repair to full scan and repair all kinds of system errors, failures. It is likely to play an unexpected effect.