Smartphones are packed with features, but with those features comes rapid battery drain. To make your battery last longer, it's essential to enable power-saving mode on your device.
Here's how to enable power-saving mode on the Lenovo Phab 2GB Tablet:
Step 1: Go to 'Settings'.
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Access 'Settings'
Step 2: Select 'Battery'.
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Choose 'Battery'
Step 3: Select '...'.
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Select '...'
Step 4: Choose 'Battery Saver'.
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Choose 'Battery Saver'
Step 5: Select 'Enable'.
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Select 'Enable'
Wishing you all success.