SaveUp Coins ?

Hey Guys i need help with the Coin Save Up also the Store i try many things but i can not making it work what always happen is that is reset my Coin counter so that if i Collect 5 Coins i will have this 5 Coins for a restart but if i collect 4 coins it is not adding the Coins that i have 9 its resetting it on 4 and right know i Delete the hole path and try it again but maybe some of you have **a easy way to doing it **

This is no easy way, you need to use a save game: