Automatically switch between external and internal phone speakers by bringing the device close to your ear.
Transforming the smart speaker on Vivo Y55s is as follows:
Step 1: Go to 'Settings' and select 'Smart Motion Control.'

Select 'Smart Motion Control'.
Step 2: Choose 'Intelligent Calling'.
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Choose 'Intelligent Calling'.
Step 3: Enable 'Smart Switching'.
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Turn on 'Smart Switching'.
Congratulations! Your setup process is complete. Wishing you success.
