How does WIN7 call up the recycle icon

Right click on the desktop, select “Personalization", click “Change desktop icon”, check the checkmark in front of the recycle bin.
If you have another system, try the following method:
1. Click “Start”“Run”, type “regedit” in “open”, run the registry editor;
2. Expand the registry to: HKEY_CURRENT_USERSoftwareMicrosoftWindowsCurrentVersionExplorerHideDesktopIconsNewStartPanel;
3. In the right pane, right-click the 645FF040-5081-101B-9F08-00AA002F954E”DWORD value, and then select “ ”;
4. In the "Value data" box, type the value ""0”, then click “OK ; 5. Exit the Registry Editor. If the above process does not help, you can create a new registry key named “645FF040-5081-101B-9F08-00AA002F954E” under the “HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionExplorerDesktopNameSpace” registry key, and then right click on the newly created registry key. , in the right pane, double-click the "(default)" option, type "Recycle Bin" in the "Value data" box, and click "Determine".