Have you opted for a Sharp Smart TV in your household and it is now requiring you to complete a retune because the reception keeps disconnecting, or the picture quality has plummeted?

One option is a reset of your Sharp TV, which not only refreshes the connection, improving its screen standard, but also updates your TV’s software. There are two options you can choose from, one of which will let you keep all your saved data, and the other will involve all data being lost.

For you to decide which retune option you want to go for, we have generated this easy-to-read guide for you to supply with you will all the necessary information on your Sharp TV so you can get it retuned and back to operating at the very best level.

How to retune a Sharp TV

remote in hand

How to Retune a Sharp TV

Step 1. Click on the ‘Menu’ button from your remote

Step 2. Keep scrolling until you get to ‘Settings’ and select this by pressing ‘OK’

Step 3. Select ‘Channel’ by using the ‘OK’ button

Step 4. ‘Auto Tuning’ should come up as an option to select

Step 5. Under ‘Tuning Mode’ scroll until you get to ‘Freeview TV’

Step 6. Make sure your Country is selected correctly

Step 7. Click on ‘Auto Tuning’ at the bottom of the list

Step 8. A notification will appear on your screen which you can click on the ‘Exit’ button to get rid of it

Step 9. The scanning of channels will now take place

Step 10. You will now need to click ‘OK’ for the setting that comes up on your screen

The retune has been completed.

How do I reset my Sharp Smart TV

TV remote

How to Factory reset your Sharp TV

A Factory Reset on your Sharp TV will erase all saved information, like your set preferences and tuned channels. Once this has been completed, your TV will be as if you had only just purchased it, and will need to be reprogrammed.

Step 1. Remove your TV’s plug from its plugpoint

Step 2. On the panel of your smart TV, click down on the ‘Channel Down’ and ‘Input’ buttons

Step 3. While still holding down on the two buttons, plug your TV back in

Step 4. As the TV comes back on, carry on pressing down on the two buttons

Step 5. With your Sharp TV remote, go to the ‘Service Mode’ menu and choose ‘Factory Reset’

Confirm this action, and your smart TV will complete the reset.

How do I rescan channels on my Sharp TV

Senior woman using TV remote control, over shoulder view

How to retune a Sharp TV

Rescanning channels on your Sharp TV is beneficial in saving the channels you want to keep, and blocking the channels you cannot receive.

Completing a rescan can be done in a few easy steps, but first, check that your cable is securely connected between your TV and the cable jack in the wall.

Step 1. Turn your Sharp TV on

Step 2. Click on the ‘Menu’ button on your remote

Step 3. With the ‘Channel’ buttons, use the ‘up’ or ‘down’ one to get to the ‘Channel Set Up’ option and select this by pressing the ‘Volume +’ button

Step 4. Skim through the options until you get to ‘Auto Preset Ch’ and select this by using the volume button

Your TV will now complete the scanning phase and store all the channels you can receive.

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How do I update my Sharp smart TV

Latest Update words

How to update your Sharp TV

Your Sharp smart TV will generally update on its own when it is connected to the internet and may request you to turn your TV off and on again if it has done an update in the background.

Keeping the firmware updated on your Sharp TV will help keep the performance level at its peak as it eradicates any defects that may transpire.

If you would like to know how to update the software manually, this can be done in seven simple steps;

Step 1. Make sure your Sharp is connected to your network

Step 2. Click on the ‘Menu’ button on your remote

Step 3. Find and select ‘Settings’

Step 4. Press on ‘Support’ under the settings options

Step 5. You should now be able to click on ‘Check Software Upgrade’

Step 6. You will now be able to select ‘Yes’ if an update is available

Your smart TV will restart after the update has been completed.

Is your Sharp smart TV an Android model?

Step 1. Go into ‘Settings’ on your Android TV

Step 2. Find and Select ‘About’

Step 3. You will be able to select ‘System Update’

Step 4. There will now be on-screen instructions for you to follow to complete the update

Your Sharp will not restart after the completion of the update.

Have you got yourself a Roku model of a Sharp TV?

Step 1. Go into the ‘Settings’ option on your TV (ensure you are connected to the internet)

Step 2. Select ‘System’

Step 3. Click on ‘System Update’

Step 4. You will be able to press ‘Check Now’  

If an update is available, your TV model will install it automatically, and restart your TV after completion.

You are also able to update your Firmware on your smart TV by using a USB stick;

Step 1. On your PC, go to Sharp’s download Page and enter your Sharp smart TV’s information followed by the ‘Next’ button

Step 2. Download the Firmware for your smart TV onto your computer

Step 3. copy the file onto a USB drive

Step 4. Insert the USB into your Sharp TV and go to ‘Digital Setup’

Step 5. Select ‘Software Update’

Step 6. Input your password (four numbers) under ‘Enter our TV’s model number’

Step 7. Click on ‘Enter’

Step 8. Your Sharp will now look for the USB, and once it has, click ‘Enter’ two times

Your Sharp TV will now update. Once the update is complete, press ‘Enter’ and remove your USB stick from your TV.


With Smart TVs supplying us with the availability to download streaming apps, as well as watching cable TV, you want to be able to experience the very best quality in performance and picture when viewing your movies and TV programs.

We hope this guide has assisted you in retuning your Sharp TV and providing you with all the necessary information for you to be able to improve your TV’s channels and imagery.

If you would like to make note of Sharps customer support page, you can click here. (make sure you know your model number).