When you use apps on your phone, various data is stored temporarily in the phone memory. If your phone runs out of memory, it may help deleting this data.
Step 1 of 7
Press Settings.
Step 2 of 7
Press Apps.
Step 3 of 7
Press Apps.
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Press the required app.
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Press Storage.
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Press CLEAR CACHE.
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Slide your finger upwards starting from the bottom of the screen to return to the home screen.