After completing installation of SugarCRM community edition, one of the first things you may want to change is the application logo. SugarCRM provides the option to change logo in admin panel.
Navigate to Admin -> System Settings -> Select Logo
Login to SugarCRM administration panel and click on Admin link from top right corner.
Click on System Settings
Click System Settings link will open a page where you can see Current Logo and an option to upload new logo.
Note: The image file format can be either .png or .jpg. The maximum height is 17px, and the maximum width is 450px. Any image uploaded that is larger in any direction will be scaled to these max dimensions. Image file name must not contain a space character.