There's a bug affecting iPhone, iPad, and iPod touch devices that are upgraded to iOS 11 or later where the devices autocorrects the letter "i" "to an "A" with a symbol"
Link to Apple Support article: https://support.apple.com/en-us/HT208240
Link to Apple Support article: https://support.apple.com/en-us/HT208240
If you type the letter "i" and it autocorrects to an "A" with a symbol
If you updated your iPhone, iPad, or iPod touch to iOS 11 or later and find that when you type the letter "i" it autocorrects to the letter "A" with a symbol, learn what to do.