1.Go to Appearance > Themes
2. Select Add New (on top, next to the Title “Themes”)
You can even upload any WordPress theme from your Computer too.
1. Select Upload Theme
2. Click on Choose File.
3. Choose any WordPress theme you want to upload. To download WordPress Theme click here
4. Click on Open.
5. Click on Install Now. [ Note: please wait few seconds, as its uploading.]
6. Select Activate.