Military Appreciation: Exclusive savings for military, veterans, and their families!
AT&T Cell Booster

AT&T Cell Booster

Get help with AT&T Cell Booster for home and business (formerly 3G Microcell).

1.9K

(1931)
iPhone keeps disconnecting from Cell Booster

My iPhone 7 Plus keeps disconnecting from the new Cell Booster and sometimes does not reconnect to it when reentering the range of the Cell Booster. I am running iOS 15.4.1 currently.  I do have Wi-Fi Calling is turned on.  I initially had issues setting up the Cell Booster but talking to

Questions

34

8

0

Accepted Solution

Official Solution

Closed

Microcell not working - GPS and 3G lights blinking/flashing green simultaneously constantly

When I plug in my microcell, the Power button is green and stays on....however, the GPS light and 3G light blink/flash green simultaneously constantly.   I have tried performing a hard reset on the microcell, but it did not work.   The Ethernet light does not come on at all.   I have U-verse as my i

Questions

27.8K

49

MicroCell Service is Going Away VERY Soon

I just received my notice from AT&T that "We're shutting down our 3G service in February 2022 to make improvements to our network. This means that your MicroCell will not work on our enhanced network". WiFi-C (WiFi Calling) is what AT&T is suggesting to use to improve in-home coverage. AT

Questions

135

9

0

Accepted Solution

Official Solution

ATT Replacement for 3G microcell, is it truly a cell booster now versus the old FEMTOCell setup?

I am wondering if this new "booster" is in fact just a cell phone booster  versus the way the 3g Microcell unit worked.

Questions

1.2K

27

Register cellphone for cell booster

Friend needs to use my microcell tower. How do I register their number

Questions

30

2

0

Cell booster

As I have previously written, I received a letter from AT&T early this year with instructions as to how to get a free cell booster. I had an active Microcell. I went on line, followed their instructions, received notice I had a cell booster on the way! I even had an ID number given to me fir the spe

Questions

38

4

0

Accepted Solution

Official Solution

New free AT&t cell booster

how do I sign up for it.  

Questions

1.6K

94

0

Is the booster working?

How can I tell if my phone is going through the new 4G booster rather than the local ATT tower? With the old booster, my phone would read MCell near the bars—and I could get 2-3 bars. Now it reads ATT, and I’m getting one bar. I get one bar without it! 

Questions

25

1

0

Cell Booster

So ordered the new cell booster to replace my old one for free like they said. Never got it so I called today. Now they say I have to pay for it because they ran out of the free ones almost $300 really! Not gonna happen I will go with someone else else for my phone service. That is great service, No

Questions

56

16

0

Cell Booster Technical Guide has been updated to v3.2

These are the additions for v3.2: Updated Starlink under Requirements. Added a WiFi signal strength indicator for iPhones under Signal Strength/Quality. Added Band 66 to Cell Booster frequency range under Technical Information. Added optional ports 33434, 33435, and 33436 t

Questions

17

0

Cell Booster Pro issue

Trying to activate a Cell Booster Pro for the first time but it is stuck with the Power light blinking white with no other activities. Completed the registration at the cell booster website but the device status does not show any activity.  

Questions

41

4

0

Accepted Solution

Official Solution

AT&T free cell booster.

I received a letter from AT&T stating that the microcell was not going to work any more. IT said go to at&t.com/acceptmydevice and register for a free cell booster. However, that link does not work. What now?

Questions

6K

34

Need help?

Pinned posts

Most recent

View More

What is happening with 3G?
Fix, replace or check device delivery

Shop the way you want

Free shipping & returns

Shop online with free shipping and returns.

Learn more

Same-day pickup

Order online and pick up in-store or curbside today. Subject to availability.

Find a store

Same-day delivery

Get same-day delivery with optional expert setup. Subject to availability. Select areas only.

Learn more

Live shopping assistance

Get help picking out the perfect device and plan with a live virtual expert.

Learn more
New to the AT&T Community? Start by visiting the Community How-To.
New to the AT&T Community?
Visit the Community How-To.