Many controller issues can be resolved by putting the controller through a complete power cycle. … Press and hold the Xbox button for 5-10 seconds, until the controller turns off. Wait a few seconds, then press and hold the Xbox button again to turn the controller back on.
particularly, Why won’t my Xbox controller turn on with new batteries?
Batteries: The most common reason an Xbox One controller fails to turn on has to do with the batteries. If the batteries are worn out or in need of a charge, it won’t turn on. … Battery contacts: The controller won’t turn on if the battery contacts are worn out or bent too much.
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