How to tell if your Smart TV is getting old (input lag, brightness spikes, burn-in, slowness…)

Last update: 03/12/2025

How to tell if your Smart TV is getting old

Is it possible to tell if your Smart TV is getting old? Simply put: yes. Over time, these devices begin to show signs of wear that affect the user experience. Slowness, increased input lag, brightness spikes, and burn-in on OLED screens are clear symptoms. Identifying these signs allows you to... take preventative measures or consider buying a new TV.

How to tell if your Smart TV is getting old: The Hardware

How to tell if your Smart TV is getting old

Although there are several signs that your Smart TV is aging, we can separate them into two categories: Hardware and SoftwareAlthough they can sometimes overlap and be confused, they have different causes and solutions. In fact, one of them can be prevented and resolved, but the other is unfortunately irreversible.

First, let's see How to tell if your Smart TV is getting old by paying attention to the hardware (physical signals of the panel and internal components):

  • Increasing input lagInput lag is the delay between pressing a button and seeing the action on screen. On an older TV, this delay increases because the graphics processor no longer handles signals efficiently. For example, if you notice that your movements appear late while playing a game, your TV is showing signs of age.
  • Brightness spikes or loss of uniformityThe panel loses uniformity: areas appear darker or lighter than normal. LEDs age and no longer maintain the same intensity, causing brightness fluctuations. In OLED screens, uneven pixel wear can lead to differences in brightness.
  • Permanent burn-inOn OLED screens, logos or static elements like the news bar, football scoreboard, or channel logo can appear as a "ghost shadow." This occurs when certain pixels wear out faster than others from displaying these elements for extended periods. This damage is cumulative and irreversible, indicating that the panel is already worn out.
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Other indicators that will help you know if your Smart TV is getting old

The signs mentioned above aren't the only indicators that your Smart TV is aging. There are other, less obvious physical signs that can indicate irreversible damage. For example, if the cThe smells are much less intense than before.This means that the panel has lost its ability to reproduce the full range.

Likewise, if you notice electrical noise or excessive heat If the damage originates from fans, power supplies, or if there are deteriorated chips, the damage is evident. Additionally, if you see faulty physical connections, such as HDMI ports that fail and USB ports that don't recognize devicesPerhaps you are facing the end of the useful life of your Smart TV.

Signs Your Smart TV Is Getting Old: Software

How to tell if your Smart TV is aging, the software

Secondly, there are signs that indicate the operating system and apps on your Smart TV are outdated. This affects the smoothness and compatibility of your TV. Unlike hardware damage, which is irreversible, this can be mitigated with updates or external devices. Here are some examples. signs that your TV's software has started to malfunction:

  • Slow menus and appsThe system takes longer to open NetflixYouTube or other settings that used to open instantly. This is a surefire way to tell if your Smart TV is getting old.
  • Unexpected closings: applications that restart on their own or stop working.
  • Reduced compatibility: apps that are no longer supported on your TV model.
  • limited updatesThe manufacturer stops sending security patches or improvements to apply to your TV system.
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Preventive measures to prolong the lifespan of your Smart TV

Extend the lifespan of your TV

The signs mentioned above can help you determine if your Smart TV is aging. But what preventative measures can you take to avoid premature wear and tear on your television? In this regard, The essential thing is to take care of the panel (brightness, static images, heat) and keep the software optimized (updates, restarts, app cleanup).

Here you go Practical ideas to extend the lifespan of your Smart TV as much as possible:

  • Avoid direct exposure to heat and sunlightDo not place the TV near stoves, fireplaces, or windows with intense light.
  • Control the brightness levelUsing maximum brightness accelerates the wear and tear of LEDs/OLEDs. It's best to use a balanced and moderate level.
  • Burn-in prevention: activates functions such as pixelshift or OLED panel refresh rate, and avoid leaving logos or static images on for long periods of time.
  • Proper cleaning and good ventilationNever use abrasive liquids on the screen and make sure the TV has space to dissipate heat.
  • Update the firmwareAs long as the manufacturer offers support, install available updates to improve TV performance and security. The Wi-Fi signal is strong and the TV is not in a dead zone. of the house.
  • Periodic rebootsTurning the TV off completely from time to time helps to free up memory and accumulated processes.
  • Clean up your appsUninstall the ones you no longer use; too many installed applications slow down the system.
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How to tell if your Smart TV is getting old: important considerations

Besides knowing if your Smart TV is aging, there are some habits you can develop to extend its lifespan even further. For example, if you want to avoid burn-in, vary the content you watch, alternating between apps, games, and channels to prevent pixel wear. Another good idea is Turn off the TV when you're not using itLeaving it on in the background only accelerates unnecessary wear and tear.

However, while it's true you can take preventative measures and adopt healthy habits, there's something you should keep in mind: the lifespan of a Smart TV. On average, A Smart TV typically has a lifespan of 7 to 10 years.Depending on the panel quality, daily use, and care, the TV's lifespan will vary. After that time, it's normal for it to start showing noticeable wear. In short, the aging of a Smart TV is inevitable, but with proper care, it's possible to extend its lifespan by several years and delay the signs of wear.