Starlink Mast Not Vertical: How to Straighten the Mast

Use Speedify as Your Starlink Companion

A Starlink “Mast Not Vertical” alert means the pole your Starlink dish is mounted on (Starlink calls it the mast) leans more than 30 degrees away from straight up. From that angle your Starlink dish can’t aim itself at the sky properly, so your internet gets slow or stops until you straighten the pole.

Speedify is an app that uses your Starlink internet connection together with a second internet connection, like your phone’s 4G/5G cellular connection, so you stay online while you go outside and fix your Starlink mast. Without that second internet connection, Speedify can’t keep you online while Starlink is down.

Speedify keeps you connected to the internetwhen your Starlink dish has an error. StarlinkActiveDish fault 4G/5GActive YOUR STARLINK DISH STOWED HOT BLOCKED STARLINK + 4G/5G CELLULARDISH FAULT: STOWED, HOT OR BLOCKED YOUR INTERNET CONNECTION STAYS UPCELLULAR TAKES THE LOAD EVENTDish fault YOUR INTERNET CONNECTIONStays up REROUTE TIME< 1 sec BACKUPAny internet connection

Starlink Internet Connection Dropouts Happen to Everyone

Speedify measures thousands of Starlink users in more than 150 countries. From 29 September to 12 October 2026, fixed Starlink dishes went offline for about 37 minutes a day on average, and Starlink dishes on RVs and boats for about 61 minutes a day.

Starlink also switches each dish to a new satellite every 15 seconds, and a switch can cause a short dropout. Even a perfectly installed Starlink dish goes offline, and about 7 in 10 Starlink users on Speedify use Starlink together with a second internet connection, like 4G/5G cellular.

Why Your Starlink Mast Is Not Vertical

Some Starlink dishes sit on a mast and aim themselves at the sky from there. Starlink shows the “Mast Not Vertical” alert when the mast is more than 30 degrees away from straight up. Your Starlink internet connection may then be slow, or may not connect at all, until you fix it.

The usual reasons:

  • The mast wasn’t mounted straight in the first place. The setup manual for your Starlink dish shows how it should be mounted.
  • Your Starlink dish fell off the mast or got knocked over, for example by strong wind.

How to Fix the Starlink Mast Not Vertical Alert

  1. Check the Starlink app first. Make sure “Mast Not Vertical” is the alert you are seeing. If the Starlink app shows a different problem, go through the Starlink not working troubleshooting steps instead.
  2. Go outside and look at the mast and your Starlink dish. Check whether the pole leans, or whether the Starlink dish has fallen or been knocked over.
  3. Straighten the mount until the pole is straight up and down, as the setup manual shows.
  4. Wait for the alert to clear in the Starlink app. Your Starlink internet connection comes back once the Starlink dish can aim itself again. If the dish can’t move at all, see what the Starlink “Motors Stuck” alert means.

Why a Second Internet Connection Helps While You Straighten the Starlink Mast

Fixing a mast that isn’t vertical means going outside. You can’t do that in the middle of a video call, a live stream or an online game, at the exact moment the alert comes up. That’s why you need a second internet connection that takes over on its own.

Speedify uses your Starlink internet connection together with any other internet connection you have:

  • 4G/5G cellular
  • A DSL or cable line
  • Public Wi-Fi in range
  • A mobile hotspot

When a mast that isn’t vertical slows down or cuts your Starlink internet connection, Speedify moves your internet traffic to your other internet connection on its own, so your call or stream keeps going. Speedify also shows the “Mast Not Vertical” alert in the app, so you see the problem as soon as it starts.

How to Stay Online When Your Starlink Mast Is Not Vertical, with Speedify

  1. Get the Speedify app on your devices. It runs on Windows, Mac, Linux, Android, iOS and even on OpenWrt routers.
  2. Connect your computer or phone to Starlink and to your second internet connection at the same time. On a phone, stay on your Starlink Wi-Fi and keep the phone’s cellular connection turned on. On a computer, use your Starlink Wi-Fi plus an Ethernet cable to your other internet line, or your phone plugged in with a USB cable to share its cellular connection (an iPhone, or an Android phone that supports USB tethering to a Mac).
  3. Turn Speedify on. It uses both internet connections at the same time on its own, with no settings to change.
  4. Stay online while you fix your Starlink mast.

You also get nearly the full speed of both internet connections combined, not only failover when Starlink drops.

A leaning pole doesn’t have to take you offline. Speedify needs that second internet connection: if both are down at once, you are offline either way.

Download Speedify now and stay online while you fix your Starlink dish.

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