how to repair laptop battery

Many laptops have built-in battery correction tools to Lenovo Xuri C461M notebook, for example , if you use more than two years before the battery life is just less than 40 %, the aid of the association precision correction tools , battery life can be restored to 80% or more. For the old Lenovo laptop , it is recommended to upgrade the new version of the power management software, and then charge the battery is not charged to date .
1 , double-click the Power Management icon in the task bar and select " longest battery life " mode.
2 , click the "Settings " button, switch to the " Battery Maintenance " tab , then click the "Start" button , followed by a prompt window will pop up , then close all applications process and ensure that you have connected to the AC power adapter, click the "Continue " button, you will be prompted battery precision correction is being processed.
3 , to be patient , battery status will show " the power is turned on, not charging ." When the pop-up " battery precision correction is completed ," click "OK" button , the battery status will show " the power is on , is being charged ," This shows the battery calibration was successful. After a full charge , you will find life has been restored .

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