For sure that you have had a spyware in your PC that has left you 'as a present' a file that can’t be deleted because a Windows alert says that it is being used.
You have tried to delete it hundreds of times but it always appears the same window. Day by day you try it, but it’s imposible.
Killbox has come to help you. Now you can say goodbye to that file thanks to Killbox, because Killbox will delete the files and it doesn’t matter if it is being used or not, if they are system files,...it is a 'killer', and if you decide to delete it, Killbox will finish it.
In addition, it includes more options, such as search for duplicate files, errors,...