You are not using is correctly. %TAGS% is intended to be posted as text.
All you need to do is to remove %TAGS% from your Message template and check â€œPost with tagsâ€ checkbox in the Blogger settings
I follow your instruction but that is not work, there is no label in my blogspot, please help me, i am really need the solution. I am using wordpress 4.61 and snap 3.7.5