This may mean that you're not holding the reader close enough to the sensor. Hold the reader (i.e. your phone) within 4 cm of the sensor and try again.
What to do.
A
Written by Anna Tondo
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What to do.
This may mean that you're not holding the reader close enough to the sensor. Hold the reader (i.e. your phone) within 4 cm of the sensor and try again.