![background image](http://html1.mh-extra.com/html/intex/neo-vi/neo-vi_user-manual_2081106016.webp)
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* key to lock or unlock keypad.
# Key
1. In text editing interface, press # key to
switch the text input method.
2. Press and hold # key to transfer the
profile of current mode and Silent mode.
2.3 Battery Installation
Caution: Install according to the illustration above to avoid breaking
the battery connectors.