The Windows Regsitry grows as data is added to it, but it never shrinks when data is removed. A bloated registry with a lot of empty space in it can slow down the boot time as well as performance as a whole. "WinASO RegDefrag" will rebuild and re-index your registry to eliminate structural mistakes and corruption."WinASO RegDefrag" performs physical defragmentation of the Windows registry file. After defragmentation your registry will acquire linear structure which will reduce application response time and registry access time.