
To apply/delete existing themes, select any theme in the Installed Themes list and click Apply Theme/ Delete Theme. To restore the default system files just click Restore Default System Files. Select the new theme in the list and click Apply Theme to apply the theme.
Windows Explorer will automatically restart and the theme and system files will be installed. theme file and the system files that you want to replace, click Install Theme & System Files. The app will automatically make sure that the system file which you choose is of the correct Windows version and architecture. In Windows 7, instead of TwinUI.dll, options to change Explorer.exe, ExplorerFrame.dll and OobeFldr.dll are available. button after the name of the system files and browse for the system file. If the theme you want to install comes with replaceable system files, click the. After some time Windows will automatically log off indicating the patching has been done. If you haven't already patched the files (or if you are not sure), click Yes. Patching is required if you want to use 3rd party themes. On the first run, it will ask if you want to patch the UXTheme files. Windows 7+ Theme Installer is a freeware from door2windows which lets you easily install new 3rd party themes, apply & delete existing themes in Windows 7, Windows 8 & Windows 8.1. UPDATE: New app has been coded from scratch and contains many improvements