Thank you for reaching out to the Samsung community! We recommend following the standard charging procedure (i.e. charge a fully discharge battery in Switch-off mode up to 150 minutes). Power saver is used to save the device battery and extend battery usage.
Be sure to hit ♡ when you find an answer that works for you. For further assistance, you can get in touch with us via Live Chat option by following- http://livechat.support.samsung.com/Customer_new/IN. You can also connect us via Samsung Members web community by following mentioned url-https://community.samsungmembers.com/en_IN#/
