Use Cases/Change Linked Phone Number
1 min read
Change Linked Phone Number
Confirm ownership of new number before linking to account
Overview
When changing phone number, user must confirm the new number via ReOTP to prevent account takeover.
Implementation
1. /settings/phone: current phone (read-only) + new phone + Update button.
2. Call /api/verify/init with new phone.
3. On VERIFIED: update DB + notification + Audit Log.
UI/UX Guidelines
- Cyan + slate accents.
- Current phone field is locked and faded white.
Interactive Playground
WhatsApp Linking Platform
Change Linked Phone Numberinput • 1/3
Change Phone Number
When changing phone number, user must confirm the new number via ReOTP to prevent account takeover.