Try these steps if your OnePlus Nord N20 5G won't charge when the battery is low:
Faulty chargers can cause phone charging issues — check for damage or misalignment.
Water damage may prevent charging.
Try a different outlet to rule out a faulty connection.
A faulty outlet can be the primary cause, so it's essential to check this first.
A dead or faulty battery can cause rapid discharge — inspect for swelling.
If your phone shows no signs of life despite charging, suspect a faulty screen.
The device may require a new screen assembly or repair to resolve the issue.
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