Deals
iPhone deals
Samsung Galaxy deals
Gift Ideas
Business employee
AARP
Military
First responders
Nurses & physicians
Teachers
Union
Credit card
Explore wireless
Plans & prices
Phones & devices
Upgrade
Bring your own
Add a Line
Switch and save
Trade in your device
International options
Shop new iPhones
iPhone 16
Samsung Galaxy S25
Why AT&T Wireless
Wireless help
More resources
Explore Internet
Plans & prices
Fiber
All-Fi (Wi-Fi)
Check availability
AT&T Internet Air
Moving services
Bundles
Gaming
Home business
Internet help
Internet Speed Test
More resources
Access from AT&T
Explore DIRECTV
TV bundles
DIRECTV help
U-verse help
Explore AT&T PREPAID
Prepaid plans
Phones
Bring your own phone
Prepaid deals
Prepaid account
Activate your service
Lease-to-Own
Home Phone Services
AT&T Phone
AT&T Phone – Advanced
Landline Phone
Lifeline
Phones & accessories
Digital phone help
Landline phone help
Bundles
Internet + DIRECTV
Internet + Wireless
Internet + Phone
Home office
Smart watches & devices
Smart home
In-car Wi-Fi
All accessories
Headphones
Cases
Chargers
Screen protectors
Speakers & smart home
Internet & TV equipment
PopSockets & more
Gadgets & gaming
Accessory deals

Device help

Get step-by-step help and info for your device.

AT&T MicroCell (DPH-151 & DPH-153)

Activate & register

This tutorial shows how to go about the activation process.

Approved user list

Set up an approved user list to allow access to your AT&T Microcell.

Learn How to Clean Your Device

Get tips on the best way to keep your device clean.

Connection options

This tutorial walks through connection options.

LED indicators

This tutorial walks through the LED indicators.

Login to MicroCell Website

This tutorial shows how to log in to the microcell website.

MicroCell location

This tutorial walks through how to set the microcell location.

MicroCell requirements

This tutorial walks through the MicroCell requirements.

MicroCell settings

This tutorial shows how to set and adjust microcell settings.

Re-locate AT&T MicroCell

This tutorial shows how to re-locate the MicroCell.

Firewall & router

This tutorial discusses the firewall and router.

Dropped calls

This tutorial shows what to do if the MicroCell drops calls.

Flashing green network light

This tutorial walks through what to do in the event there is a flashing green network light.

Limited MicroCell range

This tutorial shows what to do if the microcell range is limited.

No GPS lock

This tutorial walks through what to do if the GPS lock does not work.

Phone not connecting to MicroCell

This tutorial shows what to do if the phone is not connecting to the MicroCell.

MicroCell voice quality

This tutorial shows how to adjust the MicroCell voice quality.

Tips & troubleshooting

This tutorial walks through tips and troubleshooting for the MicroCell.

AT&T MicroCell (DPH-151 & DPH-153)

Having device issues?

Fix common service and device problems.