Here are the steps you may take to correct a misspelled name
How to correct name and salutation.
Following are the conditions for correcting the passenger's name:
The passenger's date of birth must match the date on the ID or passport.
Some airlines will only allow one name correction with a maximum of three characters.
The airline may charge additional fees for name correction. However, customer service will contact you, and you will be notified later if any costs are due.
The name correction must be completed within 24 hours before your departure.
It may not be possible to make any changes after checking in.