At frist you need a browser who support Google Chrome Extensions. I'm using Kiwi Browser. Your can use Yandex Browser,Mask Browser,Lemur Browser,Flow Browser or any browser who support Google Chrome Extensions.
Open Browser and go https://facebook.com and login your facebook account.
Then Click 3 dots in the right side in top
Then Click Extensions
Then Enable Developer Mode. If already enabled ignore it.
Then Click +form.zip/.crx/user.js
Add Zip File.Zip file download link provided here.
Again Click 3 dots in the right side in top
Then Click Change Facebook Account Name Before 60 Days
Then Enter Your New First and Last name. Then Click Change Name
Note: You Can use Emoji and Black Verification Symbol() in your Name.
Then Click Yes
If You Show Name changed Successfully Your Name Successfully Changed.
Click Download Button and Download Zip File
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