What clearing your browser data actually does
Clearing your browser cache, cookies, and history removes files your browser has stored on your computer. Your cache holds copies of web pages, images, and videos you've visited so they load faster next time. Cookies are small files websites place on your device to remember you — your login information, shopping cart contents, or preferences. History is simply the list of sites you've visited.
When you clear these, websites won't load quite as fast the first time you visit them (your browser has to download everything fresh), and you'll be logged out of most accounts. Websites won't remember your preferences until you visit them again. This is useful if you share a computer, want to remove a record of where you've been, or if a website is acting broken and you suspect old cached files are the problem.
Clearing data does not delete your passwords (unless you specifically choose to), does not remove files you've downloaded, and does not affect your internet speed going forward — it only affects how fast individual pages load on your next visit.
Key Takeaways
- Cache and cookies are stored on your computer, not on the internet, so clearing them only affects your device and the websites you visit from it.
- You can clear all your data at once or choose specific types — cache, cookies, history, passwords, and autofill are usually separate options.
- The steps differ slightly between Chrome, Firefox, Safari, and Edge, but all browsers have this option in their settings menu.
- Clearing your cache can fix websites that load incorrectly or slowly, but it will not speed up your internet connection itself.
How to clear data in Chrome
Open Chrome and press Ctrl + Shift + Delete on Windows, or Command + Shift + Delete on Mac. This opens the "Clear browsing data" window directly. At the top, choose your time range: "All time" clears everything, "Last hour" clears only the past hour, "Last 24 hours", "Last 7 days", "Last 4 weeks", or "Last 4 weeks" are your other options.
Below that, you'll see checkboxes for what to clear. "Cookies and other site data" removes login information and website preferences. "Cached images and files" removes the copies of pages you've visited. "Browsing history" removes the list of sites. Leave "Passwords" unchecked unless you specifically want to delete saved passwords. Click "Clear data" at the bottom right.
If you want to clear data automatically every time you close Chrome, go to Settings (the three-line menu in the top right), click Settings, then Privacy and security, then Clear browsing data. Toggle on "Clear cookies and site data when you quit Chrome".
How to clear data in Firefox
Open Firefox and press Ctrl + Shift + Delete on Windows, or Command + Shift + Delete on Mac. This opens the "Clear Recent History" window. At the top, "Time range to clear" lets you choose "Everything", "Last Hour", "Last 2 Hours", "Last 4 Hours", or "Today".
Below that, click the dropdown next to "Details" to expand your options. Check "Browsing & Download History", "Cookies", and "Cache" — these are the main ones. "Active Logins" will log you out of sites. Leave "Saved Passwords" unchecked unless you want to delete them. Click "Clear Now".
To clear data automatically when you close Firefox, go to the menu (three horizontal lines in the top right), click Settings, then Privacy & Security. Under "Cookies and Site Data", check "Delete cookies and site data when Firefox is closed".
How to clear data in Safari
Open Safari and click the menu bar at the top of your screen. Click "History", then "Clear History". A dropdown appears asking how far back to clear: "the last hour", "today", "today and yesterday", or "all history". Choose your range and click "Clear History".
This clears your browsing history and cache together in Safari — you cannot separate them. To also remove cookies, go to Safari menu, then Preferences (or Settings on newer Macs), click Privacy, then click "Manage Website Data". You'll see a list of websites that have stored data on your device. Select the ones you want to remove and click "Remove" or "Remove All".
Safari does not have a built-in option to clear data automatically when you close the browser, but you can use the Develop menu (enable it in Preferences under Advanced) to clear cache manually.
How to clear data in Edge
Open Microsoft Edge and press Ctrl + Shift + Delete on Windows. This opens the "Clear browsing data" window. At the top, choose your time range: "All time", "Last hour", "Last 24 hours", "Last 7 days", "Last 4 weeks", or "Last time browsing".
Check the boxes for what you want to clear. "Cookies and other site data" removes login information. "Cached images and files" removes page copies. "Browsing history" removes your site list. Leave "Passwords" unchecked unless you want to delete them. Click "Clear now".
To clear data automatically when you close Edge, click the menu (three dots in the top right), go to Settings, then Privacy, search, and services. Under "Clear browsing data", toggle on "Choose what to clear every time you close the browser".
When clearing your cache fixes a broken website
If a website loads incorrectly, shows old information, or won't let you log in even though your password is correct, your browser's cached version of that site may be out of date. Clearing the cache forces your browser to download a fresh copy.
You can clear cache for just one website without clearing everything. In Chrome, right-click anywhere on the page and select "Inspect" (or press F12). Click the "Application" tab at the top, then "Cache Storage" on the left. Find the website's name, right-click it, and select "Delete". In Firefox, right-click and select "Inspect", click the "Storage" tab, expand "Cache Storage", find the site, and delete it. Safari and Edge do not have a simple way to clear cache for a single site — you'll need to clear everything or wait for the cache to expire naturally.
What clears and what doesn't
Clearing your browser data removes cached files, cookies, and history from your computer only. It does not affect what websites or your internet service provider have recorded about you. Websites keep their own logs of what you've visited and what you've done on their site — clearing your local browser data does not erase those records.
Clearing data also does not remove files you've downloaded to your computer, does not change your internet speed (it only affects how fast individual pages load on your first visit), and does not delete your saved passwords unless you specifically check that box. If you want to remove a password, you'll need to go into your browser's password manager separately.
If you want to browse without storing any data at all, use your browser's private or incognito mode. In Chrome, press Ctrl + Shift + N (Windows) or Command + Shift + N (Mac). In Firefox, press Ctrl + Shift + P (Windows) or Command + Shift + P (Mac). In Safari, click File, then "New Private Window". In Edge, press Ctrl + Shift + P (Windows). Private mode does not store history, cookies, or cache, but websites can still see who you are if you log in.
Frequently Asked Questions
Will clearing my cache make websites load faster?
No — clearing your cache actually makes websites load slower the first time you visit them after clearing, because your browser has to download everything fresh. Your cache exists to make pages load faster by storing copies locally. Clearing it is useful for fixing broken websites or removing old data, not for speeding up your internet.
Do I need to clear my history if I use private browsing?
No. Private or incognito mode does not store history, cookies, or cache in the first place, so there is nothing to clear. When you close a private window, everything is deleted automatically. You only need to clear history if you browse normally and want to remove the record afterward.
Will clearing cookies log me out of everything?
Yes, clearing cookies will log you out of most websites because cookies store your login session. You'll need to log back in. If you want to stay logged into one site while clearing cookies, most browsers let you exclude specific sites — look for an "exceptions" or "manage data" option in your privacy settings.
Can I clear data for just one website instead of everything?
Yes, most browsers let you manage data by site. In Chrome, Firefox, and Edge, go to Settings, then Privacy or Privacy & Security, then find "Cookies and site data" or "Manage data". You'll see a list of websites — select the ones you want to remove. Safari requires you to use the "Manage Website Data" option under Privacy settings.
Does clearing my browser data delete my passwords?
Only if you check the "Passwords" box when clearing. By default, passwords are stored separately and are not deleted when you clear cache, cookies, and history. If you want to remove a specific password, go to your browser's password manager (usually in Settings under Passwords or Autofill) and delete it there.