Here are the steps you need to follow to add a password to your board:
Step 1. Click on the clockwork icon (settings)
Step 2. Select the option “Password”
Note:
The password feature is only available for public boards. You won't be able to add a password to a team board.
Final Step. Now you can click again on the clockwork icon (settings) to access the password we automatically generated.
Note:
Next to the password, you’ll see 2 Icons. The first one is to reveal your password and the second one is to copy the password.
Now people will need the password in order to access your board.
You can easily remove the password by following these steps:
Step 1. Click on the clockwork icon (settings)
Step 2. Unselect the option “Password”
Final Step. Now confirm by selecting the option “I am sure I want to remove the password”