Hey! howday? microsoft new os in windows 7. windows 7 has a very cool look & design. so many computer users like to windows 7 you might want to change its look and apply some 3rd party themes but one question? how to use 3rd party theme on windows 7 mmm... like other windows version, windows 7 is not allow 3rd party themes. so we use patching software to patch this 3 windows system files (uxtheme.dll, themeui.dll, themeservice.dll) Manually patching these files is a risky and time consuming task and lt; so we are sharing utility software with you. tutorial in below. thank you and add your comments.