How to Open an Incognito Window in Any Browser

Private browsing goes by different names depending on which browser you use — Incognito in Chrome, Private Window in Firefox and Safari, InPrivate in Edge — but the underlying idea is the same: a temporary browsing session that doesn't save your history, cookies, or form data locally once you close it.

Here's how to open one, what it actually does, and why the right approach depends on your setup and goals.

What Incognito Mode Actually Does

When you open an incognito or private window, your browser creates an isolated session. When you close that window:

• Your browsing history isn't saved to the browser
• Cookies and site data from that session are deleted
• Form inputs and passwords aren't stored in autofill

What it does not do: hide your activity from your internet service provider, employer network, school Wi-Fi, or the websites you visit. Your IP address is still visible. Incognito is a local privacy tool, not an anonymity tool.

How to Open an Incognito or Private Window 🖥️

Google Chrome (Desktop)

• Keyboard shortcut:Ctrl + Shift + N (Windows/Linux) or Cmd + Shift + N (Mac)
• Menu method: Click the three-dot menu (⋮) in the top-right corner → select New Incognito Window

You'll know it's active when you see the dark interface and the spy-hat icon in the top-left corner.

Mozilla Firefox (Desktop)

• Keyboard shortcut:Ctrl + Shift + P (Windows/Linux) or Cmd + Shift + P (Mac)
• Menu method: Click the three-line menu (☰) → New Private Window

Firefox Private Windows include Enhanced Tracking Protection by default, which blocks many trackers beyond what Chrome's Incognito mode blocks.

Microsoft Edge (Desktop)

• Keyboard shortcut:Ctrl + Shift + N
• Menu method: Click the three-dot menu → New InPrivate Window

Edge's InPrivate mode also offers an optional Strict tracking prevention setting that you can configure in privacy settings.

Safari (Mac)

• Keyboard shortcut:Cmd + Shift + N
• Menu method: File menu → New Private Window

Safari's private mode also blocks cross-site tracking and prevents websites from being added to your browsing history.

Opening Incognito on Mobile

On mobile, the incognito or private interface typically darkens or changes color to signal the mode is active.

Variables That Change How Useful Incognito Is For You

Not all private browsing situations are equal. A few factors determine how much it actually protects you:

Your network environment matters. On a corporate or school network, IT administrators can often log DNS queries and traffic regardless of which browser mode you're in. Incognito doesn't encrypt your traffic — it only prevents local storage on your device.

Extensions and sync settings. By default, most browsers disable extensions in incognito mode. However, you can manually allow specific extensions to run in private sessions through your browser's extension settings. If browser sync is turned on, some data may still be tied to your signed-in account — particularly if you're logged into Chrome with a Google account while browsing incognito.

Your operating system. Even in incognito mode, your OS may log DNS cache entries. On Windows, for example, running ipconfig /displaydns in Command Prompt after an incognito session can reveal recently visited domains. This is typically a non-issue for casual users but relevant if you're evaluating true privacy.

Who else uses the device. Incognito is well-suited for shared devices where you don't want someone else seeing your search history or automatically logging into your accounts. It's less relevant if you're the sole user of a locked personal device.

When Private Browsing Makes the Most Sense 🔒

• Logging into a second account on a site without logging out of the first
• Shopping for gifts or surprises on a shared computer
• Using a public or library computer without leaving any local trace
• Testing how a website behaves for a logged-out user (useful in web development and design)
• Preventing search engines from personalizing results based on your history

For web developers, incognito windows are especially practical: they simulate a fresh, unauthenticated user session without needing to clear cookies or cache manually. This makes it easier to debug login flows, test redirects, or preview how a page looks to a first-time visitor.

Where the Spectrum Gets More Complicated

If your goal is stronger privacy beyond local history — hiding your activity from your ISP, bypassing geographic restrictions, or anonymizing your IP — incognito mode alone doesn't get you there. That's where tools like VPNs, Tor Browser, or DNS-over-HTTPS settings come into play.

But those tools add complexity, potential performance trade-offs, and their own limitations. Whether that additional layer makes sense depends on what you're trying to protect, from whom, and how much friction you're willing to accept in your browsing experience — factors that vary significantly from one person's situation to the next.