How to Activate MicroCell Using microcell-activate?

Struggling with poor cell signal at home or in the office? You’re not alone. AT&T’s MicroCell aims to solve this problem by boosting your 3G and 4G signals.

However, with AT&T discontinuing 3G services and ceasing the sale of new MicroCell devices, what are your options? This comprehensive guide will walk you through the activation process, troubleshooting tips, and alternatives to keep you connected.

What is AT&T Microcell?

Before diving into the nitty-gritty, let’s understand what this device is all about.

What It Does:

  • Signal Boost: Amplifies AT&T’s 3G or 4G signal within your home.
  • Multiple Devices: Supports up to four devices simultaneously.
  • Extended Coverage: Can cover an area of up to 5,000 square feet.

Why You Might Need It:

  • Remote Work: For seamless video conferencing and data sharing.
  • Family Needs: To keep everyone’s devices connected.
  • Emergency Situations: Ensures you can make calls when you most need to.

Activation Using

Activating your AT&T Microcell is a straightforward process if you follow these steps meticulously.

What You’ll Need:

  • AT&T Access ID
  • Username and Password
  • Microcell Serial Number

The Activation Process:

  1. Initial Setup: Connect the device to your home Wi-Fi router.
  2. Placement: Position the device near a window or at least 3 feet away from the router.
  3. Connectivity: Use the yellow Ethernet cable to connect the device to the router.
  4. Power On: Plug in the power adapter.
  5. Online Activation: Visit and follow the on-screen instructions.
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Troubleshooting Tips

Common Issues and Solutions

No Green LightUnplug and plug the power cord to restart the device.
Ethernet IssuesEnsure the Ethernet is connected tightly.
Red IndicatorIndicates a defective device; may need replacement.
Network SettingsContact your ISP to unblock certain ports.

Advanced Troubleshooting

  • Disconnection: If your phone disconnects from the Microcell, ensure that your AT&T 3G or 4G cell phone numbers are added to the approved list.
  • Red Indicator: A red light usually indicates a defective device. You may need to replace the power adapter or the mainboard.
  • Network Settings: If you’re facing issues with network settings, you may need to contact your ISP to unblock certain ports or enable IPsec pass-through.
activate attmicrocell

Alternatives to AT&T Microcell

Given that AT&T has discontinued the Microcell, it’s wise to consider alternatives.

Other Signal Boosters:

  • WeBoost: Works with multiple carriers, not just AT&T.
  • SureCall: Offers a range of products for different needs.

DIY Solutions:

  • Wi-Fi Calling: Use your home Wi-Fi to make calls.
  • Network Extenders: Similar to Microcell but from different manufacturers.

AT&T Microcell vs. Newcomers

Features / DevicesAT&T MicrocellWeBoost Home MultiRoomSureCall Fusion4HomeCel-Fi GO X
Network SupportAT&T onlyMultiple CarriersMultiple CarriersMultiple Carriers
Max Devices4UnlimitedUnlimitedUnlimited
Coverage AreaUp to 5,000 sq ftUp to 5,000 sq ftUp to 4,000 sq ftUp to 15,000 sq ft
Technology3G, 4G4G, 5G3G, 4G, 5G4G, 5G
Ease of SetupEasyModerateModerateModerate
Price RangeDiscontinued$500 – $700$300 – $500$800 – $1,000
User ReviewsMostly PositiveMostly PositiveMixedMostly Positive

Key Takeaways

  • Network Support: Unlike AT&T Microcell, most new signal boosters support multiple carriers.
  • Coverage Area: Cel-Fi GO X offers the most extensive coverage, up to 15,000 sq ft.
  • Technology: Newer devices generally support up to 5G, whereas AT&T Microcell is limited to 3G and 4G.
  • Price Range: While AT&T Microcell is discontinued, the price range for new devices varies, with Cel-Fi GO X being the most expensive.
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For more detailed reviews and specifications, you can visit the official websites of WeBoost, SureCall, and Cel-Fi.

The End of Microcell Support

It’s worth noting that AT&T discontinued selling new Microcell devices at the end of 2017 and stopped all 3G services in 2022. If you’re facing issues post-2022, it may be due to the discontinuation of the device.

The Future of Home Cellular Signal

With the advent of 5G and other emerging technologies, the landscape of home cellular signals is rapidly changing. It’s essential to stay updated and possibly look for more modern solutions.

What is the AT&T Microcell?

The AT&T Microcell is a device that boosts your AT&T 3G or 4G cellular signal within your home. It acts like a mini cell tower, providing better signal strength and coverage.

How do I activate my AT&T Microcell?

You can activate your AT&T Microcell by visiting the official AT&T Microcell activation page. You’ll need your AT&T Access ID, username, password, and the device’s serial number. Follow the step-by-step instructions to complete the activation. For more details, visit the official AT&T Microcell Activation page.

What do I do if my Microcell is not working?

First, check the power cord and restart the device. Ensure that the Ethernet cable is securely connected. If you see a red light indicator, it’s likely a hardware issue, and the device may need replacement.

Are there any alternatives to AT&T Microcell?

Yes, there are several alternatives like WeBoost and SureCall that offer signal boosters compatible with multiple carriers. You can also use Wi-Fi calling or network extenders from different manufacturers. For a detailed list of alternatives, check out this comparison guide.

What should I do if I have multiple routers?

If you have multiple routers, ensure that the Microcell is connected to the first router that is connected to the broadband modem.

Has AT&T discontinued the Microcell?

Yes, AT&T discontinued selling new Microcell devices at the end of 2017 and stopped all 3G services in 2022. If you’re facing issues post-2022, it may be due to the discontinuation of the device.



The AT&T Microcell has been a reliable solution for many, but it’s not without its challenges. Whether you’re setting up a new device or troubleshooting an existing one, this guide aims to cover all your bases. And with the device being phased out, now might be the time to explore newer, more efficient alternatives.