To delete a registry value using Registry Editor, take the following steps:
- Click the search box in the taskbar and enter regedit and then press Enter.
- On the left-hand side of Registry Editor, locate the registry key and its sub-key(s).
- On the right-hand side of Registry Editor, right-click the registry value that you want to delete and select Delete, as shown in Figure 4.15:

Figure 4.15: Deleting a registry value
Working with registry keys happens to be the same as working with registry values. Deleting, renaming, and exporting are some of the operations that you can accomplish with registry keys as well.