How businesses can use WhatsApp for customer support solutions?
TL;DR: Quick Summary
WhatsApp for customer support offers instant, 24/7 communication, providing immediate responses to customer inquiries and ensuring no customer is left unattended, even outside business hours.
The platform’s end-to-end encryption ensures secure interactions, building trust with customers while enabling personalized service.
Chatbots can automate routine tasks like answering FAQs and handling order updates, freeing up your team for more complex support needs.
WhatsApp allows seamless agent handover—when a chatbot can't resolve an issue, it smoothly transitions the conversation to a human agent, ensuring efficient issue resolution.
By integrating with CRM systems, businesses can offer personalized, data-driven responses while tracking conversations and improving customer satisfaction.
WhatsApp is one of the most popular messaging apps for communicating with one another. With 7 in 10 Malaysians more likely to do business with a company they can contact via messaging along with WhatsApp’s growing presence in Malaysia, WhatsApp for customer care is an ideal choice for brands with an omnichannel strategy since it allows their customer service team to communicate with consumers privately and securely.
WhatsApp can be used to improve a company's customer experience, from answering customer queries to exhibiting items, delivering alerts, and providing updates. The end-to-end encryption capability can benefit your business and help you rethink customer communication.
Why WhatsApp is great for customer support (and when the API matters)
You can improve customer service and elevate customer interactions by supporting customers on WhatsApp. It’s already the most familiar messaging app for many people, and it also gives businesses practical features that make support faster, more personal, and easier to scale.
Reach customers where they already are
WhatsApp has a massive active user base across age groups and geographies. That means you’re likely meeting customers on an app they already use daily—making it easier to start and continue support conversations.Support feels more human (and easier to understand)
Instead of “company-line” emails, customers often prefer chat-style conversations that feel more natural. WhatsApp makes it easy for customers to ask questions casually and get answers without switching channels.Rich media makes issues easier to solve
WhatsApp supports more than text—customers can share photos, videos, documents, receipts, screenshots, and even contracts. This adds a new layer to customer support and can reduce back-and-forth. You can also create a catalog to showcase products and services, or share tutorials and video guides to simplify complex instructions.Easy to start with basic support tools
WhatsApp is accessible and practical for day-to-day support because you can set greetings and away messages, and respond quickly. It’s a useful way to handle customer conversations even when you’re moving between devices.Team inbox and multi-agent handling (when you use the API)
When you use WhatsApp Business API, you can support a team inbox setup—so customer messages can be allocated to multiple support agents at the same time. This helps improve response speed and service quality as volume grows.Chatbots and AI help you scale support beyond office hours
Chatbot templates can automate common questions and provide 24/7 support for basic issues. You can also integrate AI-driven chatbots to improve responses, and agentic AI tools like SleekFlow’s AgentFlow to qualify contacts, nurture leads, and retain customers—so support doesn’t stop at “answering”, it can drive outcomes too.Data + integrations make support more connected
WhatsApp Business API is accessible for third-party integrations (like Google Sheets, Shopify, and more). This can help bring customer data into one place and improve support quality. WhatsApp also provides snapshots, such as sent/read activity, that can help you understand reach and engagement.
A more trusted experience
WhatsApp is known for end-to-end encrypted messaging in WhatsApp Messenger, which reassures many users. At the same time, businesses should still treat.
WhatsApp Business or WhatsApp API: which one should you use for customer support?
For most Malaysian teams, WhatsApp support starts in the WhatsApp Business App, then upgrades to the WhatsApp Business Platform (API) when volume grows or more people need access.
Use the WhatsApp Business App if you…
handle low-to-medium support volume
have 1–2 people replying manually
mainly answer FAQs and basic enquiries
don’t need deep integrations or advanced reporting
Use the WhatsApp Business Platform (API) if you…
need a shared team inbox (so multiple agents can reply, assign, and track chats)
want automation beyond simple quick replies (routing, FAQs, post-chat surveys)
need to send notifications/reminders after the customer goes quiet (with approved templates)
want to connect WhatsApp to your CRM/ecommerce
One important rule to know: you can reply freely within 24 hours of the customer’s last message. After that, businesses generally need to use approved message templates to message customers.
To understand it better, here’s a table that summarize the important information between WhatsApp Business and WhatsApp API
How to set up your Whatsapp for customer service?
To start using WhatsApp for customer service, it's best to set up the WhatsApp Business API. Unlike the standard WhatsApp Business account, the API includes a verified business profile with a blue tick, which helps establish trust and shows customers you’re a genuine business.
With the standard account, you might face limitations, and the WhatsApp Business API offers more stability and support. You can easily access WhatsApp Business API through an official WhatsApp Business Solution Provider (BSP) like SleekFlow.
Here’s how you can get started with SleekFlow to set up your WhatsApp customer service:
1. Log into your SleekFlow account, go to "Channels," and click on the WhatsApp Official API settings. Select "Connect."
2. Proceed to purchase a WhatsApp Business API add-on via Stripe for $15/month per number. Complete payment by entering your credit card information.
3. Once redirected to SleekFlow, under "How to connect," select "Connect Cloud API using a new phone number." Click "Next."
4. In the pop-up, sign in to your Facebook account with access to Facebook Business Portfolio, then continue with your credentials.
5. Read and accept the permissions SleekFlow requires, then click "Get started."
6. Fill in or confirm your business details. Select your business portfolio, then click "Next."
7. Choose "Create a WhatsApp Business API Account" and "Create a new WhatsApp Business profile." Click "Next."
8. Enter the WhatsApp Business API account name, public display name, and business category, then proceed.
9. Input your phone number with the country code and select your preferred verification method (text or call). Enter the code when prompted.
10. After verification, your account is connected. Select the newly created WhatsApp profile in SleekFlow, fill in a private "Channel name" for internal use, and finalise by going to "Channel settings" to create templates related to customer service.
Best way to use whatsapp for customer service
Your WhatsApp Business API is all setup, and now it’s time to make the most of it! To really elevate your customer service to a 5-star level, here are a few best practices to keep in mind:
1. Set up a self-service chatbot
Give your customers the convenience of quick answers! A self-service chatbot can handle common questions like FAQs, order updates, and more so your team can focus on the bigger issues. Plus, it ensures customers can get help anytime, day or night! Bots can now deliver richer interactions using list messages, quick-reply buttons, and multimedia support—making self-service feel more intuitive than ever.
2. Use chatbot interaction data to assign conversations
Analyse chatbot interactions to determine when an agent should take over. If a conversation seems complex or the customer appears frustrated, automatically route them to an agent who can offer personalised assistance. SleekFlow’s AgentFlow lets you create a team of AI agents to automatically score leads, detect sentiment, and prioritize conversation through automation, letting you score, qualify and nurture leads 24/7 and gently nudges customers to convert.
3. Integrate with a CRM for 2-way data sync
Syncing WhatsApp with your CRM gives you a complete view of each customer—past purchases, preferences, etc. This means agents can personalise their responses, making every interaction tailored to the customer’s needs. With SleekFlow’s Custom Object, it’s easier to sync advanced customer attributes and segment users more effectively.
4. Escalate seamlessly with Business Calling API
WhatsApp’s Business Calling API allows support teams to escalate a chat to a voice call without leaving the WhatsApp thread. This helps resolve complex cases faster and keeps the interaction consistent within a single channel.
5. Gather feedback to improve service
Use WhatsApp to collect valuable feedback directly from customers. After resolving an issue or completing a transaction, send a short, friendly message asking for their thoughts on the service. You can use quick-reply buttons for simple ratings or ask for detailed input if they want to share.
Example - Celcom customer service WhatsApp
In Malaysia, Celcom is one of the first companies to use WhatsApp for customer service. Celcom customers may now communicate with the company through WhatsApp for customer service. Celcom's WhatsApp customer support channel is +60196861111.
Celcom’s WhatsApp customer support features a bot that will answer all messages sent to the channel. Customers can get account information, top-up their credit, or check their internet balances besides telephone bills or fibre internet bills.
Additionally, if you are not satisfied with the service network, you can also make a report directly from WhatsApp. Among other functions, users can make appointments and find out about the latest Celcom promotions through WhatsApp.
Through Celcom WhatsApp, you are also able to see, pay, or download bill statements, check your Internet consumption and verify coverage or submit a report, and be updated about network maintenance, concerns, and remedies regularly advise on how to make the most of VoLTE and the 3G network breakdown.
KHIND customer support WhatsApp
After KHIND Malaysia launched its R2O program to enable customers to buy home appliances, the team streamlined the program by implementing a tailored WhatsApp Business API solution through SleekFlow, a trusted official Meta partner and WhatsApp Business Solution Provider (BSP).
KHIND segments customers with upcoming payments into a list and sends WhatsApp broadcasts for bill reminders through a custom integration with automatically customized messages using variables like first name and payment status, reducing overdue accounts while maintaining a personal touch.
KHIND utilizes Flow Builder to send automated follow-up messages after broadcasts. If a payment fails, customers immediately receive a message with chat buttons to select their bank for payment. Once selected, the chatbot provides the next steps to resolve the payment issues according to their bank's process, increasing recovery rates for failed payments while minimizing manpower.
Hap Seng Star (Mercedes-Benz Malaysia) customer support WhatsApp
Image by facebook.com
Hap Seng Star used WhatsApp to provide a simple and effective customer communication channel. People could voice and video call the dealer whenever it was convenient for them and have real-time chats thanks to the app, which allowed for speedy and secure two-way communication.
The luxury vehicle dealer sent out emails, SMS, and social media announcements about the new customer care channel and QR codes connected to the WhatsApp channel in all printed advertising materials.
Before connecting with a customer care professional, consumers were allowed to opt-in to the WhatsApp service after visiting the channel. Customers were also reminded to arrange a service appointment and renew their auto insurance via WhatsApp by Hap Seng Star.
Hap Seng Star witnessed a significant rise in the number of consumers utilising the WhatsApp customer service channel after offering the service in December 2019. By May 2020, the dealer had seen an increase in delivery rates by 30% compared to other methods, and read-message rates increased by 55% compared to other routes.
Check out how other brands like JomCharge and Tesco utilised digital technology other than WhatsApp for social CRM.
Difference between WhatsApp Business App and WhatsApp Business API
Now you know that the WhatsApp Business API is the best messaging service for your customer service solution, but what is an API? Just so you know, WhatsApp Business API, another product from WhatsApp itself, differs from WhatsApp Business App.
An API allows programs to communicate with one another, share data, and shield users from the complexities of the backend. It is not a simple operation to apply for the WhatsApp Business API, but with the right supplier, it may be a pleasant experience, especially when Meta has streamlined approval for businesses working with official partners like SleekFlow.
The payoff is significant: by reaching customers where they are most active, businesses can drastically improve engagement and response times. After all, with 65 billion messages sent daily, WhatsApp has the biggest and most active user base of any messaging service. This is where you should send and receive messages and phone calls.
WhatsApp isn’t just another communication tool—it’s the most direct, scalable, and trusted channel for customer conversations, whether for messaging, calls, or even payments.
Enjoy an uninterrupted experience with an official WhatsApp Business API account
The other key benefit is having a stable connection with minimal downtime. alfred24, a green delivery solution provider, had been using WhatsApp via a non-official partner of WhatsApp. The connection was sometimes unstable, and when the phone that hosted the WhatsApp account crashed, they had to reconnect the account using other devices. The whole process could take up to three hours and might happen multiple times a day, causing a delay in the response to messages.
But now, alfred24 enjoys an uninterrupted and seamless experience on SleekFlow, which offers a solution powered by an official partner of WhatsApp. What is better is that they can connect both their existing WhatsApp account and the newly set up WhatsApp Official Business Account to SleekFlow, managing all the conversations in just one place. Owing to its stability, they save considerable time on solving technical issues, reducing response time by 60%.
I think the best feature of SleekFlow is the automated assignment of conversation and automatic replies. We tried other platforms but there were too many restrictions. With SleekFlow, we can configure the settings on our own such as whom to assign the conversation and when to send out the out-of-office message.
Alvin Lee
General Manager
Read how alfred24 creates a stable and effective communication channel with SleekFlow.
SleekFlow, the WhatsApp Marketing solution provider
WhatsApp Marketing has grown to play a huge part in Malaysia’s business and commerce communications. Utilizing WhatsApp blast tools such as SleekFlow allows you to communicate as a customer service platform on a larger scale while minimizing the chances of bans, and you can also automate follow-up messages using AI.
SleekFlow, as an official WhatsApp Business Solution Provider (BSP) assigned by Meta, is the best tool for WhatsApp Marketing because it offers an easy way to create automated messages, track replies, and automate follow-ups with AI. You can set automated rules to assign conversations, send personalized engagement messages and develop chatbots that suit you the best.
With our AgentFlow platform, you create a team of AI agents to score, qualify and nurture leads 24/7 and gently nudge customers to convert. All these help streamline workflows and shorten response time, boosting productivity instantly.
If you want to use WhatsApp to generate leads, give customer care, or boost user interaction using a combination of live agents and chatbots, a WhatsApp integration API is the way to go. Contact us to learn more about WhatsApp Business API.
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Book your personalised demo with SleekFlow today and unlock the potential of seamless communication
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