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The virtual assistant of the iPhone, known as Siri, has many excellent features which most people are unaware of. Likewise, Google Assistant, the virtual assistant of Android smartphones, acts similarly to Siri. There are a lot of similarities between their functionalities. Recently in January 2022, people surprisingly tweeted about a Harry Potter trick that worked on Android phones and iPhones. The news of the magic spell ‘Ok Google Lumos Maxima’ has circulated across the Internet in the form of tweets.