Your brand logo can be added to your Freshsurvey account when you sign up. To change the logo:

1. Go to 'Settings' in the left sidebar and click 'Account info'

2. Upload the new logo image or paste the new logo URL by clicking on the "Use web link" option.

To update your survey with your company's logo:

Click on 'Survey settings' in the left panel of your survey builder, and then click on the 'Design settings' option. 

Under design settings, you can upload your logo, add the company name, add a favicon, choose the survey layout, and select your brand colors for buttons, backgrounds and so on.