Lenovo phone P770 charging dissatisfaction how to solve

Source: Internet
Author: User
Tags lenovo
1, we check our own charger is not to buy the phone is the original charger or by the official designated charger, if it is not possible this reason.

2, determine whether the P770 mobile phone system version is p770_s124_130201 or above version, view the steps: "System settings-about mobile-version information" query as shown in the figure

The 6 digits in the back show the phone's factory date and serial number, which is the only

3, P770 for the p770_s124_130201 version, you can refer to the path "system settings-about mobile-system Update" for the system version of the upgrade.

4, update the system is a risk of this everyone to do a good job of data backup to avoid the upgrade system failure caused the phone can not be normal boot and brush machine lost data.

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