To unlock them, follow these steps:
- Go to Theme on the Blogger dashboard vertical menu.
- Click on the Edit HTML button.
- Locate and click on the Jump to widget dropdown above the HTML code box.
- Click on the gadget you want to unlock.
- The HTML code will automatically locate and display the line where this gadget is.
- In this line, locate locked='true'.
- Change true for false.
- Save the changes.
- Go to Layout on the Blogger dashboard vertical menu and refresh the page.
The gadget can now be moved or deleted.