please follow the below steps to setup now tv stick
Step 1: Connect to your TV
Plug your Smart Stick into the HDMI port in your TV.
Your Smart Stick won't work unless it's connected to a power source. Plug it into a wall outlet with the power adapter provided.
Step 2: Power and pair your remote
Open the battery compartment of your remote control and pop in the batteries
Step 3: Connect to Wi-Fi
Next, your Smart Stick will scan for wireless networks. Select yours from the list of networks using the up and down arrows on your remote and press OK. Enter your network password ***** hit Connect.
If you see an Update available message at this stage, just press OK to update the software. Your device will restart once the update is installed.
Step 4: Set the display type
Your Smart Stick can detect the best resolution for your TV. Press OK on your remote to do this automatically.
Step 5: Sign in or sign up
Scroll down to read the terms and conditions, then hit Accept.
Now grab your smartphone or computer and follow the instructions on your TV screen to sign in to your NOW TV account, or create an account if you're new to NOW TV.
When you see a code and you're asked to go to NOWTV.com/tv to enter it, make sure you type this address directly into your browser (rather than a search engine), and ensure the URL doesn't auto-correct and send you to NOWTV.com instead.Wait a few moments while your apps update, then open the NOW TV app