You can't, you can only unprotect them on the web version.
By going to your settings and un-ticking the box called "Protect my tweets".
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You can't do this. You either protect your tweets and approve people to follow you or you unprotect your account and your tweets are viewable and anyone can follow you.
To unprotect your tweets go to settings and uncheck the protect tweets box.
No you don't require a Twitter account.
There is no Twitter account for this.
There are no age requirements to have a Twitter account or use a Twitter account.
Niall's Twitter account is @NiallOfficial, Harry's Twitter account is @Harry Styles, Zayn's Twitter is @zaynmalik, Liam's Twitter account is @Real_Liam_Payne, and Louis's Twitter account is @Louis_Tomlinson._
His Twitter account is @rossR5
Her Twitter account is @PaigeHyland1
His Twitter account is @cesc4official
The Twitter account is @HEEDICTATOR
His Twitter account is @jamesmaslow
Yes he does have a twitter account.