This guide will tell you how to verify your Phone Number On Roblox to add a Phone Number on Roblox.
The first thing you will need to do is open the Roblox website on your PC and sign in using your Roblox account. After this, click on the Gear logo which is the settings button on the top left corner of your screen. After reaching the setting page, you have to click on account info, and under this, you will find the phone number option.
You need to click on the Add Phone number button, choose your country code and then you have to add your phone number. After that, click on the Add phone button and the Verify phone number page will open in front of you. There, you will need to enter the key sent to your phone number by Roblox and then click on Verify.