maktar Qubii Duo User Manual page 31

Note:⚠ Be sure to unlock your microSD card before
plugging your Qubii Duo into your computer. If the microSD
card is locked, your computer will not be able to read it.
How do I turn off the microSD card lock feature?
Please go to the main page of the app and tap the "SD Lock"
option to turn the card lock feature off.
Qubii Duo
User Manual 31