Hi @pranavtryzens 

Thank you for posting to the PayPal Community.

Per your request, I have enabled the setting in your sandbox account: ZR2Y75ATMGXAG

When you are ready to enable the setting in live, here are the steps:

• Log into your live PayPal Account at https://paypal.com
• Hover over your Name
• Click Account Settings
• Click on Website payments
• Click Update next to Website preferences
• Scroll down to Contact telephone number
• Click "On (required field)"

Settings save automatically

Thank you,

Jennifer

MTS

PayPal