Screen flickering in Windows 10 is usually caused by a display driver issue or incompatible app. To determine whether a display driver or app is causing the problem, check to see if Task Manager flickers.

Blurry text or images can sometimes be caused by scaling or app issues. Make sure apps used for printing are up to date. In the app you’re printing from, verify image resolution and print scaling. Avoid enlarging low‑resolution images before printing. This helps rule out app-specific problems.

If the images on your TV or monitor appear fuzzy or unclear, adjusting your display settings may improve the quality of your video. Here's how to change the screen resolution, colour depth, and colour space settings for an HDTV or monitor that's connected to an Xbox console by an HDMI cable.

Learn how to improve the clarity of text and images displayed on your screen by changing the screen resolution, scale and layout of your monitor.

Sign out of Windows:⁠ If applications look blurry after connecting or disconnecting a monitor, docking or undocking your laptop, or changing your display scaling settings, signing out of Windows can fix this. Applications on your primary monitor should look crisp after logging back in.

When you point at an option in the Corrections gallery with your mouse, the picture on your slide changes to give you a preview of the effect of the option you're pointing at.

To calibrate an external HDR-capable display, see Calibrate your HDR display using the Windows HDR Calibration app. Calibrate your built-in video display to get the video quality and look you want when you’re watching streaming HDR video.

Program compatibility troubleshooter Use the program compatibility troubleshooter if you experience program compatibility issues. Open the Get Help app. In the Search bar, enter Run the Windows Program Compatibility troubleshooter. Follow the steps provided.

When Disable GPU hardware acceleration (requires restarting Teams) is selected, you'll see a warning whenever you start PowerPoint Live in Teams that says, "Content not shown in optimal fidelity." Make sure that you have the latest updates for Windows and your graphic card drivers.

If you're using a web browser, ensure the OneDrive.com file viewer is set to Tiles. Learn how. If you're using a PC/Mac, ensure your computer's File Explorer/Finder view is set to medium-sized icons (or larger). If File Explorer/Finder thumbnails still don't show, enable "Always keep on this device" for the file. Note.