No I didn't do a system cache clear. Don't how to do this. Now my full charge is 10h just 10h before it was between 18h 19h and there were seconds in the prevision.
@Darcia: Your stats are showing an abnormal amount of battery usage for your games (NieR, PGR and Saint Seiya). Were you getting higher charge times with this level of intensive gaming before the update, and were you playing the same games?