How to change your screen resolution

Screen resolution is the number of pixels your monitor displays horizontally and vertically — for example, 1920 × 1080 means 1920 pixels wide by 1080 pixels tall. Changing it makes everything on your screen larger or smaller. On Windows, you adjust it in Settings under Display. On Mac, it lives in System Settings under Displays. On Linux, the method depends on your desktop environment, but GNOME and KDE both have display settings in their control panels. The steps take less than a minute, and you can switch back when ready if you don't like the change.

All three operating systems let you preview a new resolution before it becomes permanent. Windows and Mac give you 15 seconds to confirm; Linux varies by desktop environment but usually offers a similar safety window. This means you won't get stuck with a resolution you can't see or read.

Key Takeaways

  • Windows users open Settings, select System, then Display, scroll to Scale and Layout, and choose a resolution from the dropdown menu.
  • Mac users go to System Settings, click Displays, then choose a resolution from the list — Retina displays show "Scaled" options instead of raw pixel counts.
  • Linux users with GNOME or KDE can find resolution settings in their display control panels, though the exact path varies by desktop environment.
  • Lower resolutions make text and icons larger but show less on screen; higher resolutions fit more content but make everything smaller.
  • You can test a new resolution for 15 seconds on Windows and Mac before it becomes permanent, so you won't get stuck with a setting you can't see.

Changing resolution on Windows 10 and 11

Open Settings by pressing the Windows key and typing "Settings," then press Enter. Click System in the left sidebar, then Display. Scroll down to Scale and Layout and look for the dropdown that says "Display resolution." Click it to see all available resolutions your monitor supports.

Select the resolution you want. Windows will show a preview for 15 seconds and ask if you want to keep the change. Click Keep to save it, or wait for the countdown to end and it will revert to your previous setting. If the text becomes too small to read after changing resolution, you can also adjust the scaling percentage just above the resolution dropdown — this enlarges text without changing the actual resolution.

Changing resolution on Mac

Click the Apple menu in the top-left corner and select System Settings. Click Displays in the sidebar. On newer Macs with Retina displays, you'll see options labeled "Scaled" — these are preset resolutions that balance screen real estate with readability. On older Macs or external monitors, you'll see the actual pixel dimensions listed.

Click the resolution you prefer. Mac applies the change when ready without a confirmation step, so if the text becomes unreadable, straightforward go back to Displays and pick a larger option. If you're using an external monitor and don't see the resolution you want, click the dropdown menu at the bottom of the Displays window and select "Show all resolutions" to see every option your monitor supports.

Changing resolution on Linux

The method depends on which desktop environment you're running. On GNOME (used by Ubuntu, Fedora, and others), click the system menu in the top-right corner, select Settings, then Displays. You'll see a dropdown for Resolution. On KDE Plasma (used by Kubuntu and others), open System Settings, go to Startup and Shutdown, then click Display and Monitor, then Displays.

Select your preferred resolution from the list and click explore. Some Linux desktop environments require you to restart your display server or log out and back in for the change to take effect. If you're using a different desktop environment like XFCE or Cinnamon, right-click the desktop, look for Display Settings or Screen Resolution, and follow the same pattern. If you're working from the command line, tools like xrandr can change resolution, but the graphical method is faster for most users.

Understanding resolution options and what they mean

Common resolutions include 1024 × 768 (older standard), 1366 × 768 (common on laptops), 1920 × 1080 (standard for larger monitors), 2560 × 1440 (high-definition), and 3840 × 2160 (4K). The first number is width, the second is height. Higher numbers mean more pixels packed into the same physical space, so text and images appear sharper but smaller. Lower numbers make everything larger but show less content on screen at once.

Your monitor has a native resolution — the number of pixels it physically contains. Running at the native resolution gives the sharpest image. If you choose a lower resolution, your monitor will scale the image up, which can make text look slightly blurry. If you choose a higher resolution than your monitor supports, the operating system won't offer it as an option. Laptop screens typically support fewer resolution options than desktop monitors because they have fixed physical dimensions.

When to use lower or higher resolution

Use a lower resolution if text is hard to read, if you have vision difficulties, or if you're sitting far from the screen. Lower resolution enlarges everything without requiring you to adjust font sizes individually in every program. Use a higher resolution if you want to fit more windows on screen at once, if you work with spreadsheets or code, or if you're sitting close to a large monitor. Higher resolution gives you more workspace but makes text smaller.

If changing resolution alone doesn't solve readability problems, you can also adjust scaling separately. Windows and Mac both have scaling options that enlarge text without changing the underlying resolution — this is often a better solution than lowering resolution, because it keeps the image sharp while making text larger. On Windows, this is the percentage setting next to the resolution dropdown. On Mac, it's the "Scaled" options in the Displays panel.

Troubleshooting resolution problems

If you change resolution and can't see the screen clearly, you can revert without seeing it. On Windows, press Windows key + I to open Settings (even if you can't read it), then use arrow keys to navigate to System, Display, and back to the resolution dropdown. On Mac, you have 15 seconds to confirm the change, so if you don't click Keep, it reverts automatically. On Linux, if you're stuck, you can usually press Escape or wait for a timeout to revert the change.

If your monitor isn't showing all available resolutions, update your graphics drivers. On Windows, right-click the Start menu, select Device Manager, expand Display adapters, right-click your graphics card, and select Update driver. On Mac, check System Settings for any available updates. On Linux, install the appropriate driver for your graphics card — NVIDIA, AMD, and Intel all provide Linux drivers. After updating drivers, restart your computer and check the resolution menu again.

Frequently Asked Questions

Will changing resolution damage my monitor?

No. Changing resolution is a software setting that tells your monitor how to display the image. It cannot harm the hardware. You can change resolution as often as you want without any risk to your monitor or computer.

Why don't I see the resolution I want in the menu?

Your monitor may not support that resolution, or your graphics drivers need updating. Check the monitor's manual or manufacturer website for supported resolutions. If you recently installed a new monitor or graphics card, update your drivers first — this usually adds more resolution options to the menu.

Can I use different resolutions on two monitors at the same time?

Yes. On Windows, go to Settings, System, Display, and scroll down to Multiple displays. You can set each monitor to a different resolution independently. On Mac, open System Settings, Displays, and click each monitor in the list to adjust its resolution separately. On Linux, use the Displays settings panel to configure each monitor individually.

What's the difference between resolution and scaling?

Resolution is the number of pixels your monitor displays. Scaling enlarges the text and interface elements without changing the resolution — it's useful when you want a sharp image but larger text. You can use both together: set resolution to your monitor's native setting, then adjust scaling to make text readable.

Does higher resolution use more battery on a laptop?

Slightly, but the difference is usually small. Higher resolution means your graphics card works a bit harder, which can reduce battery life by a few minutes on a full charge. If battery life is a concern, lowering resolution or reducing screen brightness will have a bigger impact than resolution alone.