To vote in Bigg Boss 7 (Telugu), you can follow these steps:

• Download and open the Disney+ Hotstar app.
• Search for the Bigg Boss 7 page within the app.
• Go to the "Vote Now" section on the Bigg Boss 7 page.
• Click on the picture of the contestant you want to vote for to cast your vote.
• Alternatively, you can give a missed call to the designated number for your favorite contestant to register your vote

Additionally, you can give up to 2 missed calls per day from your phone to vote

. Voting lines are typically open until a specified deadline (e.g., 15th December for a previous season), so make sure to vote within the voting period to support your favorite contestant

. For Bigg Boss Tamil or other language versions, voting is usually done similarly via the Hotstar app or official websites during the nomination weeks

. In summary, the primary and official way to vote in Bigg Boss 7 Telugu is through the Hotstar app by logging in, navigating to the show page, and clicking the vote button for your favorite contestant, or by giving a missed call to the contestant's number.