Here are some troubleshooting steps to resolve the issue::

1- Make sure your phone and TV are connected to the same wifi network. 

2- If your TV device cannot be found, please reboot (power reset) it and try again

3– Restart the app.

4- Restart your router.

You must pair the app with your LG TV by entering the PIN that is displayed on the TV.

 You need a physical Fire TV/Stick Remote only for the first time to:

1. Allow Authorization (Check Always Allow option) 

2. Connect to the same Wi-Fi Network. 

Later, you won’t need any physical remote. 

 Enable ADB: 

Step 1: To enable developer options on your Amazon Fire TV/Stick, open the “Settings Menu”, and navigate to “Device & Software / My Fire TV* › “About”. Select your device’s name 7 times, until you see “No Need, You Are Already a Developer.” 

Step 2: From the main screen of your Fire TV, select Settings. 

Step 3: Select Device & Software My Fire TV › Developer Options. 

Step 4: Turn on ADB Debugging.

 You need physical TV Remote to: 

1. Allow Authorization 

2. Connect to the same Wi-Fi Network. 

 If you have clicked on deny button by mistake then follow the below instruction:

1. Samsung TVs from 2012 to 2014 (E, F, H Models) :

First, go (on your Samsung TV) to Network / All share Settings / Content Sharing, then select the device with Universal Remote next to it. Click it and change it to allow. 

2. Samsung TVs from 2015 to 2016 (J and K Models) :

 Go to (on your Samsung TV) to Network / Multimedia Device Manager, select the device with Universal Remote, and Select Allow.

 3. Samsung TVs from 2017 (M. N. R Models and OLED) :

 Go to General / External Device Manager / Device Connection Manager / Device List, select the device with Universal Remote, and select