To prevent this and prolong your battery's life, avoid letting the battery drop below 20%. If you won't use your tablet for some time, charge it to 50% capacity and shut it down before storing it.
ZDNET's key takeaways Use these codes to forward calls, pay your bill, check balances, etc.Some of the codes work only on certain carriers or devices.One of the codes also might erase your data, so ...
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