Boot. Recovery. Windows_XP_Info. Windows_XP_KBs. Forty-Three of The Best Free Windows Enhancements. There is an impressive range of excellent freeware Windows enhancements and tweaks. This posting will present forty three excellent additions to Windows that you will like. 1- Fences: do you ever wish that there was some way to organize your icons into general, clearly-labeled areas on your desktop that you could move or organize without needing to deal with each icon individually? If so, you’re in luck, as this is exactly what Fences does.