{!cloud-standard-only.md!} You can customize the logo users see in the upper left corner of the Zulip app. For best results make sure your logo has a transparent background, and trim any bordering whitespace. To upload a logo: {start_tabs} {settings_tab|organization-profile} 1. Under **Organization logo**, upload a new logo. {end_tabs} Make sure to test the logo in both light mode and [dark mode](/help/night-mode).