You may do some awesome things with your site logo in the ShortPoint Theme Builder (e.g. make the logo redirect the users to a specific page). 

Nevertheless, changing the logo itself is a feature available through SharePoint Site Settings. Here are the steps:


STEP 1. Open the Site Settings.


Please click the cog wheel on the top of your site and choose Site Settings from the drop-down list:


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STEP 2. Choose Title, Description and Logo.


Then, in the Site Settings menu, under Look and Feel, choose Title, Description and Logo:


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STEP 3. Upload a Logo.

 

From here, you will be able to upload a logo from your computer or from SharePoint, as shown in the screenshot below:


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 Press OK to save your changes.


Done! 


Related articles:


How to Link Your Logo to a Page