Just go to appstore, type xcode to search and click on it icon, you will see update button. Next, click update, it will take about 1 Gb to update and some times. Finally it will be completely updated. This method work for me.
Just go to appstore, type xcode to search and click on it icon, you will see update button. Next, click update, it will take about 1 Gb to update and some times. Finally it will be completely updated. This method work for me.