Well, at first, Harry would be out of his element. But he has a strong sense of survival. He'd start by learning the language, if it's different. He'd look for any signs of a magical community similar to Hogwarts. His skills in Defense Against the Dark Arts would be valuable in Alagaesia, too. He might have to learn how to ride a dragon if that's a common mode of transportation or battle in Alagaesia. He'd also have to get used to the different types of magic tools and weapons. Over time, he'd blend in and start to make a name for himself in this new magical land.
Well, he might start by being completely confused. In Alagaesia, the magic system is different from Hogwarts. He'd probably have to learn new spells and ways to use magic. Maybe he'd meet some interesting characters there and form new alliances. He could also introduce some of his own magical knowledge from the wizarding world of Harry Potter.
He would first need to understand the environment. If the planet has different gravity, he'd have to adjust his movements. For instance, if it has low gravity, he might accidentally float around until he gets used to it.
He would have to learn to adapt his magic use. In medieval times, magic was often associated with the devil or dark forces. Harry would need to be careful not to draw too much attention or he could be in danger. He might also have to find new ways to communicate, as the language and culture were very different.
He'd have to get used to the different architecture and layout of the city. In New York, everything is so much more vertical and crowded compared to the more rural areas around Hogwarts. He might use magic to navigate the busy streets more easily.
He'd adapt well. Harry has always been a leader. As a professor, he'd be able to lead students in their studies. He's patient too. Remember how he helped Neville with his magic? That patience would serve him well when teaching students who might be struggling.
He'd first have to get used to the new technology. If there are new magical devices, he'd need to learn how to use them. For instance, if there are advanced wands with extra functions, it would take him some time to figure them out.
Harry Potter would adapt to Pandora in fanfiction by relying on his adaptability skills that he developed in the wizarding world. He'd have to figure out how his spells interact with Pandora's elements. For example, his fire - making spells might behave strangely. He would also need to adapt to the social structure of the Na'vi. He might use his invisibility cloak to spy on them at first to understand their customs better, and then gradually integrate into their society.
Harry would probably be a bit overwhelmed at first. He's used to the structured life at Hogwarts, but living with the Avengers would be very different. He'd have to get used to the high - tech environment and the non - magical ways of doing things. But he's a quick learner, so he'd start to adapt by learning from the Avengers. For example, he'd learn how to use their communication devices.
Fem Harry Potter adapts to the new school environment at Beauxbatons in several ways. Firstly, she starts to learn the new school's traditions and rules. She participates in the Beauxbatons' unique magical events, which helps her understand the school culture better. Secondly, she tries to fit in with the different social groups. She might be initially an outsider, but as she shows her magical skills and kind heart, she gradually becomes accepted. Also, she has to adjust to the different architecture and layout of the school, which is more like a grand French chateau compared to Hogwarts' more gothic style.
He'd have to adapt his magic to fit in. Maybe he'd learn to use it more discreetly, as ninjas are all about stealth. He'd also need to get used to the ninja hierarchy and respect the local rules.