How to Reserve Your WhatsApp Username (iOS & Android): Step-by-Step

WhatsApp announced usernames on June 29, 2026, and here's the part worth acting on: you can grab yours right now, even though you can't actually message people by username yet. Reserving early is basically a land grab. Handles are globally unique, so the good short ones will go first. This walks you through claiming one on iOS and Android, explains what "reserve now, use later" actually gets you, and gives you a few rules of thumb for picking something you won't regret.

Reserve it in about 60 seconds

The steps are the same on iPhone and Android. Make sure your app is updated first, because the option won't show up on older versions.

1. Open WhatsApp and go to Settings.
2. Tap Account.
3. Tap Username.
4. Type the handle you want and follow the prompts to save it.

That's the whole thing. If the screen isn't there, head to the App Store or Play Store, update WhatsApp, and check again. There's no fee and nothing to verify for a normal personal username.

What "reserve now, use later" really means

Reserving locks the name to your account. Nobody else can take it once it's yours. But the feature that lets people message you by typing your username instead of saving your phone number isn't switched on everywhere yet. WhatsApp says full username-based messaging launches later this year, rolling out country by country. So today you're claiming the name; the messaging side turns on when your region goes live.

Why bother now? Because you can't reserve a handle someone else already grabbed. Getting in early is the only way to secure a clean, short version of your name before the rush.

Once messaging does go live and you start using your username, first-time contacts no longer see your phone number. That's the actual point of the feature: you can connect with people without handing out your number.

The naming rules (read these before you pick)

WhatsApp enforces a specific format. Your username must:

• Be 3 to 35 characters long.
• Use only lowercase letters (a-z), numbers (0-9), periods (.), and underscores (_).
• Contain at least one letter, and the first character has to be a letter. So an all-number handle won't work.
• Not begin or end with a period, and not have two periods in a row.
• Not start with www.
• Not end with something that looks like a web domain, like .com or .net.

And it has to be globally unique. If someone already has alex, you can't.

How to pick one you'll keep

A username is easier to change than a phone number, but you still want to get it right. A few practical tips:

Keep it short and sayable. You'll read it out loud, put it on a business card, or drop it in a bio. sara.lopez beats sara_lopez_official_2026.

Match your other handles. If you're @jdoe on Instagram, grab jdoe here too so people don't have to guess.

Avoid junk numbers and stray underscores. They're the first thing people forget when they try to type your handle from memory.

Have two or three backups ready. Since there's no directory, you find out a name is taken only when you try to save it. A short list saves you from freezing up.

One honest note: WhatsApp does not publish username availability. There's no official page to check whether a handle is free. The only real test is trying to reserve it in the app. Any third-party "availability checker," including ours, is an estimate, not a guarantee.

A couple of extras worth knowing

There's an optional username key you can turn on. It's a short code, reported to be a 4-digit PIN, that a stranger has to enter along with your username before their message reaches you. Without the key, a first-time message from someone lands in a requests area instead. The key is separate from the username itself, and the details could change by full launch. Skip it if you'd rather keep things simple; add it if you plan to share your handle publicly.

If you run a business or a creator account, you may be able to claim your existing Instagram or Facebook username on WhatsApp. You link the accounts in Meta's Accounts Center and verify you own them. That only works if the handle isn't already taken on WhatsApp, so it still pays to move early.

Also keep in mind usernames aren't searchable and there's no public directory. Someone needs your exact handle to start a chat, which is good for privacy but means you'll have to share it yourself.

Reserve the name today, sit tight, and start using it when your country flips the switch.

PickMyHandle is an independent username-generator tool and is not affiliated with, endorsed by, or sponsored by WhatsApp or Meta.