This article explains how to make the bookmarks bar always visible in Google Chrome.
How to Always Show or Hide Google Chrome's Bookmarks Bar [Tutorial]
Turn the bookmarks bar on or off using the keyboard shortcut Command+Shift+B on macOS or Ctrl+Shift+B on a Windows computer.
Here's what to do if you're using an older version of Chrome:
Click or tap the main menu button, which consists of three dots and is located in the upper right corner of the browser window.