The recent upgrades from Microsoft have helped but the OS is still far from perfect.įor several users, the issue has necessitated going back to Windows 10. However, errors like Bluetooth not working continue to disrupt users.
As the new OS matures, such snags are becoming fewer and fewer. Several users who upgraded from earlier versions have had to contend with some bugs, including Bluetooth issues. The same is, to some extent, true of the recent Windows 11 operating system. However, there were still issues that Microsoft did not anticipate, including the Bluetooth not finding headphones and other devices. Users were supposed to go through this new operating system with ease and simply watch it work. However, many users discovered that the upgrade was not as they had expected. After all, a fresh install of Windows 10 could cost them hundreds of dollars.
Of course, many were eager to experience the new operating system for free. Press the N key to enter LCD-integrated self-test mode when you see the message Do you see the color bars? Yes/No.When Windows 10 was initially released, it was offered for free to those who wished to upgrade from the 8.1 and 7 versions.The preboot computer assessment runs a series of tests on the computer.Use the arrow keys on the keyboard and select Diagnostics, and press the Enter key.Turn on the computer and tap the F12 key several times until the One Time Boot Menu appears.Carefully inspect the screen for abnormalities.The screen changes colors to black, white, red, green, and blue.Continue to hold the D key until you see the entire screen change colors. Press and hold the D key and turn on the computer to enter the LCD built-in self-test (BIST) mode.Ensure that the LCD screen is clean (no dust particles are on the surface of the screen).Disconnect any devices that are connected to the computer, and connect the AC Adapter (charger).When you notice screen abnormalities like flickering, distortion, clarity issues, fuzzy or blurry images, horizontal or vertical lines, color fade, running a diagnostic test on the LCD helps identify if the issue is with the LCD panel. Dell laptops have integrated diagnostic tools that can determine if the screen abnormality is an inherent problem with the LCD screen of the Dell laptop or with the video card (GPU) and computer settings.
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