Adding a Poll
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When composing a post, if you want to add attachments (like photos, videos and audio) to your post, first press the button with a ‘paper clip’ icon.
Attachment icon -
It will open a small panel with options to add different types of attachments.
Attachment choices -
In this panel, press on the poll button.
Poll button -
Then you’ll get a dialog like this.
Poll dialog
Poll choices
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You can type text for poll’s choices in text boxes that say ‘Choice 1’ and ‘Choice 2’.
Poll choices -
If you want to add more choices, press the button that says ‘Add a choice’.
Button to add a new choice -
Then you should get new choices as below image.
Added choice in poll -
To remove a choice you added, press the ‘x’ icon next to its text box.
Button to remove an added choice -
Below the choices, you can set the type and the duration of your poll.
Type of the poll 
Duration of the poll -
When you’re done creating the poll, press the ‘Save’ button to save the poll.
Save button -
If you want to discard or remove the poll, press the ‘Delete’ button instead.
Delete button -
After adding a poll, you can edit it by pressing again the poll button in attachment choices.
Poll button
If you like to continue with this guide, proceed to read the ‘Custom Emoji’ section.