Welcome to the Candy Crush Saga Community
Do you have a question or need help with your game? Ask the Community.
Unfortunately @setunishad none of the advert features that appear in our events can be considered permanent features of our games. This is because events are released to players in random groups. One day you might be in the group that gets the event and the next day you might not.
Even though the events are randomly released/removed to/from people it is still worth your while completing the standard troubleshooting
Make sure your app is up to date. Restart your device. Log out of your game, clear your app cache, login