The Community in more languages
Now the forum welcomes more languages.
You'll see a green translate button in comments and discussions to turn them into English
The lives and boosters will be lost. This was confirmed by the moderators here:
https://care.king.com/en/candy-crush-saga/why-did-my-boosters-disappear
For the gold bars, just go into the settings and in the menu you will see a button for 'restore purchases' so press this and any gold that you have bought will be added back to your game.