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. If not, you will see the following message:Īfter you have selected the. 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. If the theme you want to install comes with replaceable system files, click the … button after the name of the system files and browse for the system file. Login and run the app again.Ĭlick the … button after. 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. Door2windows App Bundle gives you access to all the latest apps released by door2windows in one download (along with future updates).