Many people are increasingly reflect permanent phone card, in fact, the phone system is certainly a permanent card. However, you can make Android phones by following these methods for a long time, but it can not guarantee card.
1, streaking phone
After we buy the mobile phone used to give protection software installed on the phone, in fact, protection software occupy a lot of memory, we use the most important function of protection software is nothing more than clean up the garbage. In fact, as long as you adhere to a day off, then the phone will automatically cache inside the garbage cleaned up, clean up does not require protection software oh.
2, to update system
Android phones are very particular about the latest firmware fast, if long-term mobile phone system is not updated, then the phone will definitely Caton. Of course, if it is old-fashioned Android phone, then you should not use it to change the system.
Do not want to make the phone card, then, may wish to use more of these techniques, the effect is very good, worth a try.