How to change blogspot theme
Changing blogspot them is really very easy. First to change the them of the blogger blogs you must have the theme or a template file for blogger which is in xml format which you can download from different sites for free. Then go to the dashboard and click on design and you will see the layout of your blog then now click on Edit html then you will be directed to code of your previous them.
Finally in the top portion of the page, you can see the choose file buttons click there and direct it to the theme file and then click open and then click upload.
Now your theme is installed.
Note:Before Installing the theme be sure you download previous template so that to back up your previous theme. You can find the option to download your template by clicking download full template at edit html page.