1. Click on "Settings"

2. Multiple choices will appear under the settings section.

3. Click on "Branding"

4. Under branding, you'll encounter various options related to email and watermark settings.

5. Click on "Organization Logo"

6. You'll see a dialogue box that enables you to upload your organization's logo.

7. Click "Organization Theme" and customize it according to your requirement.

8. Click on "WaterMark"

9. You'll see a dialogue box that enables you to upload your watermark.