Before you get started, make sure that you have copies of your Bookmarks.
Delete duplicate bookmarks individually
To manually delete duplicate bookmarks, follow the steps for your browser:
Safari:
1. To see a list of your Safari bookmarks, choose Bookmarks > Edit Bookmarks.
2. Right-click the duplicates and choose Delete to remove.
Firefox on a Windows PC:
1. To see a list of your Firefox bookmarks, click the Bookmarks menu button and select Show All Bookmarks (or Ctrl + Shift + B).
2. Right-click the duplicates and choose Delete to remove.
Google Chrome on a Windows PC:
1. To see your Chrome bookmarks, click Chrome, and choose Bookmarks > Bookmark Manager (or Ctrl + Shift+O).
2. Right-click the duplicates and choose Delete to remove.
Internet Explorer:
1. To see your Internet Explorer Favorites (bookmarks), click the Star icon in the top-right corner of Internet Explorer (or Alt + C).
2. Right-click the duplicates and choose Delete to remove.
Browsers push default lists of bookmarks to all of your devices. If you use the same browser on multiple devices, you might see more than one copy of this default list on all your devices.
Get more help
If you have issues removing duplicates bookmarks from your device, contact iCloud Support.