To see which theme your blog uses:
1. Log into your blog.
2. From the Dashboard, go to Appearance.
3. You will automatically be in the “Manage Themes” menu. At the top of the screen, you will see “Current Theme” followed by an image and the name of your theme (e.g. “Atahualpa” in the example below.)
Changing your theme:
1. Log into your blog.
2. From the Dashboard, go to Appearance.
3. You will automatically be in the “Manage Themes” menu.
4. Click on a new theme from the list of Available Themes below to see a preview.
5. If you like the theme, click Activate in the top right corner of the theme dialogue box.
6. Visit your blog to see how it looks.