ມັງກອນ 31, 2022

ແກ້ໄຂ Windows PC ຈະບໍ່ເຊື່ອມຕໍ່ກັບໂທລະພາບ

The computer is connected to a Smart TV using an HDMI cable. Using HDMI, you can have a home theatre setup by connecting an HDTV or video projector to a computer. This cable will help in connecting to components for both audio and video. However, users have reported that sometimes computers do not recognize TV. If you are facing your PC won’t connect to TV issue, then you are in the right place. This article on how to fix computer won’t connect to TV issue will resolve the issue.

Fix Computer won't Connect to TV Issue

How to Fix Windows 10 PC Won’t Connect to TV HDMI

Whenever an external device is connected to the computer, Windows 10 sets the device ready to work with that device. For instance, when you connect a pen drive, you will see a prompt for File Explorer to run it. The process is similar when you connect a TV. If your computer fails to recognize the TV, then follow any of the methods below to resolve the issue.

Why Computer won’t Connect to TV?

Below are some of the reasons why your PC won’t connect to TV:

  • ຄົນຂັບລ້າສະໄຫມ
  • Issues with the HDMI cable
  • Issues with HDMI port

ຄໍາແນະນໍາການແກ້ໄຂບັນຫາພື້ນຖານ

Before trying advanced troubleshooting methods, let us try some of the basic troubleshooting methods:

  • Loosen up the HDMI coil if it is coiled tightly.
  • Since HDMI is sensitive, check whether the pins on the HDMI are damaged.
  • Use another HDMI cable.
  • Remove other connections of the TV using the HDMI hub or switch.
  • ພະ​ຍາ​ຍາມ​ທີ່​ຈະ connect HDMI cable directly to the TV.
  • ພະ​ຍາ​ຍາມ​ທີ່​ຈະ connect to another HDMI port if your TV has multiple ports.
  • Discharge the computer by removing AC adapters, power cables, and peripheral devices.
  • Disconnect all ports and restart your computer and TV. Then, reconnect them.

Method 1: Enable Projection Mode

If Windows 10 has failed to automatically detect the connection to the TV, then you can enable the projection mode:

1 ກົດປຸ່ມ Windows+P ໃຊ້ simultaneously on the keyboard.

2 ເລືອກເອົາ ຂະຫຍາຍ to display your computer screen on the TV.

ຫມາຍ​ເຫດ​: ທ່ານຍັງສາມາດເລືອກໄດ້ ເຮັດຊ້ ຳ.

Press Windows and P keys. Select Extend to display your computer screen on the TV. Fix PC Won’t Connect to TV

Method 2: Select Input Source on TV

If a TV has more than one display port, it might not detect the incoming video signal automatically and cause Windows 10 DisplayPort Not Working issue and cause Windows 10 DisplayPort Not Working issue. In this case, you can select input on the TV. Follow the steps below:

ກົດປຸ່ມ Input Source menu ປຸ່ມໃນ ໂທລະພາບຫ່າງໄກສອກຫຼີກ.

2 ເລືອກເອົາ HDMI. This will display the screen of the computer.

Select HDMI. This will display the screen of the computer

ຍັງອ່ານ: ວິທີການແປງສາຍ Coaxial ເປັນ HDMI

ວິທີທີ່ 3: ດໍາເນີນການແກ້ໄຂບັນຫາອຸປະກອນ ແລະອຸປະກອນ

If there is any issue with the PC hardware, running the troubleshooter will automatically diagnose the problems and fix them. Follow the steps written below to run the Hardware and Devices Troubleshooter to fix Computer won’t Connect to TV issue.

ກົດປຸ່ມ Windows ທີ່ສໍາຄັນ, ປະເພດ Command Prompt ແລະຄລິກໃສ່ ດໍາເນີນການບໍລິຫານ.

Press the Windows key. Type Command Prompt and open it in Run as administrator. Fix PC Won’t Connect to TV

2. ຄລິກ ແມ່ນ​ແລ້ວ ໃນ User Account Control prompt

3. ພິມຄໍາສັ່ງ msdt.exe -id DeviceDiagnostic ແລະກົດ ກະລຸນາໃສ່.

run hardware and devices troubleshooter command in cmd

4 ໃຫ້ຄລິກໃສ່ ແບບ​ພິ​ເສດ ທາງເລືອກ, ດັ່ງທີ່ສະແດງ.

click on Advanced option in Hardware and Devices Troubleshooter

5. ກວດເບິ່ງ ນຳ ໃຊ້ການສ້ອມແປງໂດຍອັດຕະໂນມັດ ທາງເລືອກແລະໃຫ້ຄລິກໃສ່ ຖັດໄປ.

check apply repairs automatically option in hardware and devices troubleshooter and click on Next. Fix PC Won’t Connect to TV

6 ໃຫ້ຄລິກໃສ່ ຖັດໄປ ເພື່ອດໍາເນີນການ.

Click on Next to proceed

7. The troubleshooter will now run. If problems are detected, it will display two options:

  • ສະຫມັກຂໍເອົາການແກ້ໄຂນີ້
  • Skip this fix

Click on Apply this fix and after resolving, restart your PC. Fix PC Won’t Connect to TV

8. ທີ່ນີ້, ໃຫ້ຄລິກໃສ່ ສະຫມັກຂໍເອົາການແກ້ໄຂນີ້, ແລະ ເລີ່ມ​ຕົ້ນ​ໃຫມ່ PC ຂອງທ່ານ.

If the issue occurs on your PC even after running the troubleshooter, then you can try updating the video driver.

Method 4: Update Display Driver

Outdated or damaged video drivers can also be one of the reasons behind PC won’t connect to TV issues. Follow the steps below:

1 ໃຫ້ຄລິກໃສ່ ເລີ່ມຕົ້ນ ແລະປະເພດ ຕົວ​ຈັດ​ການ​ອຸ​ປະ​ກອນ. ໃຫ້ຄລິກໃສ່ ເປີດ.

. Click on Start and type Device Manager. Click on Open. Fix PC Won’t Connect to TV

2. ກົດສອງຄັ້ງ ສະແດງອະແດບເຕີ ເພື່ອຂະຫຍາຍມັນ.

Double click Display adapters to expand it.

3. ຄລິກຂວາໃສ່ຂອງທ່ານ ຈໍສະແດງຜົນອະແດບເຕີ ແລະເລືອກເອົາ ອັບເດດໄດເວີ.

Right click on the video device and select Update driver. Fix PC Won’t Connect to TV

4. ຕໍ່ໄປ, ເລືອກເອົາ ຄົ້ນຫາໂດຍອັດຕະໂນມັດ ສຳ ລັບຄົນຂັບລົດ.

ເລືອກຄົ້ນຫາອັດຕະໂນມັດສໍາລັບຄົນຂັບ

5A. ຖ້າໄດເວີໄດ້ຖືກປັບປຸງແລ້ວ, ມັນສະແດງໃຫ້ເຫັນ ໄດເວີທີ່ດີທີ່ສຸດສໍາລັບອຸປະກອນຂອງທ່ານໄດ້ຖືກຕິດຕັ້ງແລ້ວ.

If the drivers have been updated already, it shows The best drivers for your device are already installed. Fix PC Won’t Connect to TV

5B. If any updates are available then, Windows will install them automatically.

6. After this process, ເລີ່ມ​ຕົ້ນ​ໃຫມ່ ຄອມພິວເຕີຂອງທ່ານ.

ຍັງອ່ານ: ວິທີການຕິດຕັ້ງ Kodi ໃນ Smart TV

Method 5: Reinstall Driver in Compatibility Mode

If you face PC won’t connect to TV issue, then you have to use the driver in compatibility mode for a previous Windows version. Follow the steps below.

1. ເປີດ ຕົວ​ຈັດ​ການ​ອຸ​ປະ​ກອນ ແລະໄປຫາ ສະແດງອະແດບເຕີ ດັ່ງທີ່ສະແດງຢູ່ໃນ Method 4.

2. ກົດຂວາໃສ່ປຸ່ມ video device ແລະເລືອກເອົາ Uninstall ອຸປະກອນ.

Right-click on the video device and select Uninstall device. Fix PC Won’t Connect to TV

3. ກວດເບິ່ງ ລົບຊໍແວຂັບສໍາລັບອຸປະກອນນີ້ option. Then, click on ຖອນການຕິດຕັ້ງ button in the confirmation prompt.

uninstall device driver confirmation prompt intel UHD graphics driver

4. Restart PC ຂອງທ່ານ after uninstalling the driver.

5. Next, download the appropriate driver from the ເວັບໄຊທ໌ຂອງຜູ້ຜະລິດ.

ຫມາຍ​ເຫດ​: For example, visit Intel's ເວັບໄຊທ໌ຢ່າງເປັນທາງການ to download the latest USB driver for Intel Graphics.

6. Once the file is downloaded, go to the download location and select the ໄຟລ໌ຕິດຕັ້ງ.

7. ກົດຂວາໃສ່ປຸ່ມ .exe setup file and then select ອະສັງຫາ ຈາກເມນູ

Right click on the .exe setup file and then select Properties from the menu.

8. ໃນປັດຈຸບັນ, ໄປທີ່ ເຂົ້າກັນໄດ້ tab

Go to the Compatibility tab. Fix PC Won’t Connect to TV

9. Next, check the box next to ດໍາເນີນໂຄງການນີ້ໃນຮູບແບບທີ່ເຫມາະສົມສໍາລັບ.

10. From the drop-down menu, select a previous Windows OS version.

11. ຄລິກ ສະຫມັກຂໍເອົາ ແລະຫຼັງຈາກນັ້ນ OK ເພື່ອບັນທຶກການປ່ຽນແປງ.

Check the box next to Run this program in compatibility mode for. From the drop-down menu, select a previous Windows OS version. Click Apply and then OK.

12. ສຸດທ້າຍ, reboot PC ຂອງທ່ານ ອີກເທື່ອຫນຶ່ງ.

Method 6: Change Display Settings

Changing the display settings to the recommended settings will help resolve computer won’t connect to TV issue. Follow the steps below:

1. ເປີດ ການຕັ້ງຄ່າ ໂດຍການກົດ ປຸ່ມ Windows + I ພ້ອມດຽວກັນ.

2 ເລືອກເອົາ ລະບົບ settings

open windows settings and click on system. Fix PC Won’t Connect to TV

3. In the left-hand menu select ການສະແດງ.

4. ທີ່ນີ້, ຕັ້ງຄ່າ ແນະນໍາ ທາງເລືອກ ສຳ ລັບ ຂະ ໜາດ ແລະຮູບແບບ, ແລະ ຄວາມລະອຽດຈໍສະແດງຜົນ.

Set the recommended options in Display resolution.

5. ດຽວນີ້ກົດເຂົ້າໄປ ການຕັ້ງຄ່າການສະແດງແບບຂັ້ນສູງ.

ກົດ Advanced display settings.

6 ເລືອກເອົາ recommended and required rate (ຕົວຢ່າງ 60.008 Hz) ພາຍໃຕ້ ອັດຕາການໂຫຼດຫນ້າຈໍຄືນ.

Select the recommended and required rate under Refresh rate | How to Fix Computer won’t Connect to TV Issue

ຍັງອ່ານ: ແກ້ໄຂການແບ່ງປັນຄອບຄົວ YouTube TV ບໍ່ເຮັດວຽກ

Method 7: Perform Factory Reset on TV

If none of the methods above worked, then factory reset your TV to resolve your PC won’t connect to TV problem. Follow the given steps to perform factory reset on TV.

ຫມາຍ​ເຫດ​: The settings may vary depending on the manufacturer of the TV. Below settings and methods are based on the Samsung R series.

1. Press the Home button on the TV remote.

2 ເລືອກເອົາ ການຕັ້ງຄ່າ, ຫຼັງຈາກນັ້ນ ສະຫນັບສະຫນູນ ໃນແຜງດ້ານຊ້າຍ.

3. ໃນ​ທີ່​ນີ້​, ເລືອກ​ເອົາ​ ການບົ່ງມະຕິດ້ວຍຕົນເອງ ທາງເລືອກ.

4. ໃນປັດຈຸບັນ, ເລືອກເອົາ ຕັ້ງ​ຄ່າ option and enter the PIN.

Perform Factory Reset on TV. Fix PC Won’t Connect to TV

5. ສຸດທ້າຍ, ເລືອກເອົາ ແມ່ນ​ແລ້ວ ເພື່ອຍືນຍັນ.

ຄໍາຖາມທີ່ຖາມເລື້ອຍ (FAQs)

Q1. How can I check whether my display output is working well?

Ans ຫຼັງ​ຈາກ​ການ​ເຊື່ອມ​ຕໍ່​ ສາຍ HDMI, ຄລິກຂວາໃສ່ທີ່ desktop ແລະເລືອກເອົາ Personalize. Here, you can see your ໂທລະພາບ Smart as a second monitor.

Q2. Do I have to reset my PC to resolve the computer that did not recognize the TV issue?

ອັນ. ບໍ່, there is no need to factory reset your PC. If none of the troubleshooting methods worked, then you can reset your Smart TV as a last resort.

Q3. What are the different ways to connect a PC to a TV?

Ans You can connect your computer to the TV using HDMI cable, DVI or VGA, or Wi-Fi. Using Wi-Fi to connect your computer to TV depends on the manufacturer & TV model.

ແນະນໍາໃຫ້: 

We hope our article was helpful and you were able to fix Windows PC won’t connect to TV issue was helpful to you. In case, you have any suggestions or queries regarding this article, feel free to reach out to us in the comment section below.