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WhatsApp Account Warm-Up: Introduce New Numbers Gradually

By: WapFlow Team · July 25, 2026 · Updated: November 2, 2026 · 6 min read
WhatsApp Account Warm-Up: Introduce New Numbers Gradually

Account warming is the process of gradually activating a new WhatsApp number before subjecting it to high-volume usage. If a number sends messages to hundreds of people on the very day it’s activated, this does not resemble normal user behavior and can increase the risk of the account being restricted. The Account Warming module in WapFlow generates two-way messaging traffic spread out over time between your own accounts. In this article, we explain how it works and what you can expect. Important note: Warming is a precaution to reduce risk; it is not a guarantee that you won’t be banned.

Why Might Warming Be Necessary?

WhatsApp does not explain in detail how it evaluates accounts. However, in practice, the following behaviors are considered risky: sudden high-volume messaging with a new number, mass messaging to unknown contacts from an account with no history, and one-way messaging without receiving replies. Warming aims to help the number establish a low-volume, two-way usage history first.

Warming up is not required for every account. It should be considered especially for newly activated or long-unused numbers, rather than for numbers that have been in normal use for years.

What You Need to Get Started

  • At least 2 linked accounts. Warming up is done only between your own accounts. It cannot be started with a single account; there is no pairing with other users’ accounts. If you have only one number, you must link a second WhatsApp number.
  • At least 10 messages. You write the warming-up messages yourself, though there is also an option in the panel to populate them with sample messages.
  • Package entitlement. The number of warming-up groups you can run simultaneously varies by package. See the pricing page for details.

Duration Options: 8, 20, and 30 Days

PlanSpeedWhen is it available?
8 daysFaster-rising curveNumbers that have been used before, even if only a little, or for an urgent start
20 daysA more gradual increaseBalanced selection for most new numbers
30 daysThe slowest and most gradual increaseZero numbers and long-term use

In all plans, the daily message target starts low and increases gradually toward the final days. The recommendations in the table are a general guide. No one can say for certain exactly how long a number will actually take.

How Does Warming Up Work?

Reciprocal message flow

Accounts do not post one after another in a one-sided manner. The account that receives the previous message becomes the sender of the next one—that is, after A posts, it’s B’s turn. Accounts also create a WhatsApp group among themselves to message each other there and share Status updates from time to time.

Irregular Timing

Messages aren’t sent at fixed intervals. After each message is sent, a random time between 1 and 15 minutes is determined for the next one. Messages are sent between 8:00 AM and 11:00 PM Turkey time; no messages are sent at night.

Your Own Content

Each line is a separate message. {Merhaba|Selam} You can add variations to the text. Content is not automatically pulled from the internet; the text and files to be sent are those you specify. During the first half of the period, only text is sent. During the second half, if you’ve uploaded them, images, audio, and videos are also sent intermittently. The maximum file size is 16 MB per file. If you do not upload any files, only text will be sent.

Step-by-Step Guide to Creating a Warm-Up Group

  1. Open the Account Warm-Up page from the left menu. Make sure the accounts you’ll be warming up are linked via QR code.
  2. Click the “Create New Warm-Up Group” button.
  3. Select at least two of your accounts.
  4. Select the warming-up period: 8, 20, or 30 days.
  5. Write your warm-up messages or fill in the fields with sample messages. Use the "Preview" feature to check the output.
  6. Upload media files if you wish.
  7. Click the "Start Warm-Up Group" button.

You can open multiple groups at the same time; for example, two of your six accounts can warm up in one group, and four in another. This depends on your package limit.

What Should You Keep in Mind During Warming Up?

  • An account undergoing warming cannot be used for other tasks. An account in the warming process cannot be selected for bulk sending, verification, data extraction, or group tools.
  • Accounts must remain connected. Accounts must be connected for sending. Monitor the status from the group card.
  • Check the history. The “History” section shows which messages were sent and when.
  • You can update the content. You can edit messages and files even while the group is active.

Manual Mode

If you’d like to follow your own schedule instead of the automatic curve, you can enable Manual Mode and enter a daily message target for each day. Past days are locked; only the current day and future days can be modified. Setting high targets defeats the purpose of the warm-up; if you’re unsure, stick with the automatic curve.

Canceling and Restarting

You can cancel a group at any time and use the accounts immediately. However, if you restart the warm-up, the process begins from the start. Warming up stops when the package period expires; after you renew the package and click “Restart,” the warming-up process starts from Day 1 for security reasons, as the accounts have been on hold for a while. Your message list and files are preserved.

What to Do When Warming Up Is Complete?

The end of the warm-up period doesn’t mean you have to start with high volume the next day. Transition to actual use gradually:

  1. First, message a small group of people who you know are waiting for your messages and who recognize you.
  2. Leave the wait and pause settings at their default values.
  3. Verify your list and enable safe mode.
  4. Based on the results, slowly increase your volume.
  5. Offer an opt-out option in every marketing message.

We’ve outlined the basic rules for sending messages in the bulk messaging guide. If you want to run accounts from separate IP addresses, you can also check the proxy guide.

Frequently Asked Questions

Can I warm up the list with a single account?

No. You need at least two of your own accounts for warming up. The feature to pair with other users has been removed.

Does warming up eliminate the risk of a ban?

No. This is a method intended to make the transition process appear more natural. Afterward, who you message and how often you message them will continue to be the determining factors.

Can I use WhatsApp on my phone while warming up?

Yes, you can continue using your phone as usual. The only restriction on the account being warmed up is the use of bulk tools in the dashboard.

Which duration should I choose?

If your number is new and you’re not in a hurry, choose the long-term plan. Extending the duration won’t harm the account; it will only delay the transition to full usage.

Can a warmed-up account send unlimited messages?

No. WhatsApp’s rules and recipient responses still apply. Even a warmed-up account can be restricted if used improperly.

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