Tenda W311M User Manual page 17

Here you have two options: Type PIN in AP and
Type PIN below. Choose one you like to use.
3. Type PIN in AP
Select Type PIN in AP and note down the Pin
code number (here is 19559032), and copy this
group number to the remote AP (or router). (The
detailed operation on the remote device see its
manaul.)
4. Click button to PIN.
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