Lenovo YOGA BOOK YB1-X90F Safety, Warranty & Quick Start Manual page 7

Replacing your Real Pen refill
Your Real Pen refill kit contains refills for replacement. Choose a refill that suits your
writing method and replace the refill as shown.
1. Use the Real Pen cap as a refill remover. Insert the refill into the hole on the top of the
cap.
2. Tilt the pen until the refill is locked.
3. Pull out the refill directly.
4. Insert the refill into the pen until it is locked into place.
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