Open the recycle bin of win7 Ultimate computer will prompt "The property of this project is unknown" What should I do?

The function of the recycle bin, I think it is necessary to make a small introduction. Everyone is very clear. In the win7 64-bit Ultimate download computer, the recycle bin is used to store junk files, that is, we are from the win7 Ultimate PC. Deleted files, as long as they are not completely deleted, are usually stored in the recycle bin. In addition to storing junk files, the recycle bin also provides win7 Ultimate users with a chance to “repent”, that is, if Everyone wants to restore the deleted files, just need to enter the recycle bin to complete the operation. However, users who have recently used the win7 Ultimate computer said that they will open the Recycle Bin property in the win7 Ultimate computer and will prompt “The property of this project is unknown”, then how do we solve this problem? Below, small Let's introduce it in detail!
1. First, let's press the win+R shortcut on the win7 Ultimate computer keyboard to open the running window of the computer. In the open running window, let's enter gpedit.msc. And click Enter, this will open the Group Policy Editor window of the win7 Ultimate computer.
2. In the Open Group Policy Editor window, click on the “User Configuration” "→“Administrative Template”→“Desktop" In the side window, find the "Remove the properties of the Recycle Bin context menu" option and double-click to open it.
3. After that, we change the default setting to unconfigured, then click on the application at the bottom of the window - OK to save.