Blink Authentication Failed: Causes and Fixes
An authentication failed problem is a very frustrating thing for every tech user. The same thing happens when this message pops up on the Blink app. Blink’s Authentication failed usually tells that you have entered the password or the username of the Wi-Fi network wrong.
But there are some other reasons behind the Blink Authentication Filed message. So let’s talk about them and learn how to solve them.
Quick Looks:
- VPN: Turn Off the VPN and restart the mobile device.
- Locked account: Contact Blink support to verify your email.
- Incorrect Username and password: Make sure to type the correct username and password while connecting to the Wi-Fi.
- Internet connection: Make sure the camera and the sync module are connected to the internet.

Blink Authentication Failed: Reasons

Here are the reasons why you are facing Blink Authentication Failed.
1. VPN is on
The first thing that makes the Blink fails the authentication is the VPN on your phone. If your device’s VPN is on, it won’t connect to the Blink server.
VPN makes the region anonymous and for security purposes, it doesn’t share any credentials with Blink. That is why the Blink is showing Authentication Failed.
Related Article: Why Do My Blink Camera Flashing Red and Green? (Causes and Fixes)
2. Incorrect Username or Password
The common reason behind the authentication failure is if you type the incorrect username or password to the Blink app. If you type an incorrect password or is it in the app won’t be able to connect to the internet and it will show authentication failed.
So make sure you have typed the correct username and password.
3. Locked Account
If you have entered your password incorrectly too many times, your account may be locked. You will need to wait a few minutes before trying to log in again.
And in the meantime, if you try to log into the account again it will show the Authentication Failed message.
If you haven’t signed up in the link account it will have authentication failed while logging into the account. You have to purchase a subscription plan from Blink and then the system will allow you to run them.
Related Article: Why is Blink Camera Not Recording to USB? (Easy Fixes Included)
4. The Device is not Connected to the Internet
A Blink authentication failed occurs if your system is not connected to the internet. When that happens the Blink system cannot upload anything to the Blink server and you cannot access anything from the Blink app.
So make sure your Blink system is connected to the internet. Another factor is the distance between the router, the blink module, and the camera.
The more the distance between the system and the router it will struggle the more to connect to the internet.
5. Problem with the Blink Server
If there is a problem with the Blink servers, you may not be able to authenticate. Check the Blink website to see if there is an outage.
Related Article: Difference Between Blink Sync Module 1 vs 2
6. Sync Issues
Syncing issues between your mobile device and the Blink servers can result in authentication failures. That means you have to make sure your mobile device is connected to the internet and your Blink system is running.
7. Incompatible Device
If your mobile device is not compatible with the Blink app it can show Blink authentication failed. This means you have to make sure that your mobile phone is under the requirement for the Blink app.
For IOS devices, the Blink app needs ISO 14 or higher, and for Android, it needs Android version 6 or higher.
Related Post: “Blink System Is Busy Please Wait”: Why Does This Occur And What’s The Solution?
Blink Authentication Failed: Fix
Here are the simple fixes and troubleshoots to fix the Blink authentication failed:
1. Turn off the VPN
Check for any VPN in your mobile device and turn them off. After doing that log into your Blink account. Doing that should solve the Authentication failed issue.
2. Check your Username and Password
Type the username and the password correctly in the blink app to connect to the internet. Check for any special letters for the password.
If you don’t know the username and password then you can go into the Wi-Fi portal and check the username and password.
https://gigasecurehome.com/what-does-the-blink-sync-module-do/Related Article: What Does the Blink Sync Module do? Do You Need It Actually?
3. Make Sure the System is Connected to the Internet
Make sure your Wi-Fi is stable and the distance between the blink sync module and your Wi-Fi router is short. Sometimes if the blink module cannot find the Wi-Fi it doesn’t allow you to do any task from the blink app.
4. Reset the System
Now the hard part is if nothing is working against the blink authentication failed Giga Secure.
You have to reset the whole thing. From the camera to the sync module.
To reset the sync module, follow these steps:
- On your Sync Module, find the Reset Button. It is at the bottom and right by the USB port.

- Press and hold the button.
- Keep holding the button until it turns red.
- After some time the LED should change the light to solid green and blinking blue.
To Reset the Camera follow these Steps:
The Blink cameras have a built-in reset button for quick reset. Blink offers many types of security cameras. The reset button can be in different places camera-wise.

Blink Mini is the most popular Blink camera in the market. Here are the step-by-step procedures on how to reset a Blink camera.
- You will find a reset button under the Blink Mini. Take a narrow pin and hold the button for 5 seconds until the red light stops flashing and turns blue.
- Reconnect the camera to the power source. In the Blink App, go to the settings.
- Go to Change Wi-Fi
- Select Discover Device
- A pop-up menu will appear, and select ”Join.”
- Then Enter the network password
- Select Done
After a hard reset of the system, it won’t show any authentication failed message.
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Frequently Asked Question -[FAQs]
Why does Blink app say authentication failed?
If you entered the email address wrong or mistype the password, it will show you the error authentication failed.
Why is my blink account unable to verify?
If you are not receiving your verification code, check if your mobile device is blocking the notifications.
Why is my Blink not activating?
Check if the motion detection is active or not. You can access the motion settings from the Blink App > Camera settings.
Why is my Blink camera not connecting?
When the distance between the router and the camera is far, the blink camera struggles to connect to the internet. Move the router closer to your sync module to have a stable connection.