Web History, formally known as the Kik Browser, can be accessed from the media tray in your chats under the 
icon.
You can discover new webpages by sharing links with your friends through chat! Any webpage you send and then visit through chat will be added to your Web History :)
You can also access your Web History from Settings > Your Web History
Clear your Web History:
- Settings
- Your Web History
- Clear
OR
- From a chat, tap
- Web History
- Clear
If you're on an iOS device, you won't be able to find webpages through Discover More Webpages or search. You'll be able to see a list of webpages you've already visited.