If your game of some reason have switched to the old Flash Player format that doesn't feature all the levels, then clear the cache and cookies to get back to the new HTML5 format.
This usually happens when playing in Google Chrome and start with clearing the cache. Check HEREhow you do it.
Then continue with clearing the cookies:
1. Copy the text and paste it in the address bar in Google Chrome and press enter:
chrome://settings/content/cookies?search=cookies
2. Choose "See all cookies and site data"
3. Write in the search field up to the right "candy" and delete every single cookie that comes up.
For help in Mozilla Firefox, then check these support pages for Mozilla Firefox HERE.
You can also play on another another browser if the game still won't switch back to HTML5 format and all current levels.
Supported browsers for our games are Google Chrome, Mozilla Firefox, Opera, Microsoft Edge and Safari.