How do I act if I don't like a present Without being ungrateful?

If you receive a present you don't like, focus on expressing gratitude first. Thank the giver sincerely for their thoughtfulness and effort, acknowledging the time they took to choose something for you. You can also share what you appreciate about the gift, such as the sentiment behind it, while avoiding negative comments about the item itself. If appropriate, consider discussing your preferences with the giver in a gentle manner later on.