If you have too many passwords stored in your browser, conflicts may arise when you update those passwords. If you're concerned about your computer's security, removing your passwords can help make your online presence more secure. Regardless of the reason or which browser you use, deleting your saved passwords shouldn't take more than a few clicks.
Steps
Method 1 of 5: Google Chrome

Step 1. Click on the menu button (☰)
You can find this in the top right corner.

Step 2. Select "Settings" at the bottom of the menu

Step 3. Click the "Show advanced settings" link
You can find it at the bottom of the Settings menu.

Step 4. Click the "Manage Passwords" link
You can find these in the section "Passwords and forms".

Step 5. Find the password you want to remove
You can use the search bar at the top of the window to find a specific password. Hover over the entry and click the "X" button that appears to remove the password.

Step 6. Remove all passwords
If you want to delete all saved passwords, the quickest way to do this is to return to the Settings menu and click Clear Browsing Data… in the "Privacy" section. Check "Passwords" and select "first use" at the top of the window. Click Clear Browsing Data to remove all saved passwords.
Method 2 of 5: Internet Explorer

Step 1. Open the "Internet Options" window
You can access this via the menu Additional or by clicking the gear in the top right corner. If you don't see the menu bar, press the Alt key. Select "Internet Options" from the menu.

Step 2. Find the "Browsing History" section
This can be found in the General tab. Click the Remove… button.

Step 3. Check the "Passwords" and "Cookies" options
Indicates that all saved passwords and other login details should be deleted. Click Delete to remove your login details and passwords.
Method 3 of 5: Mozilla Firefox

Step 1. Click on the menu button (☰)
You can find this in the top right corner.

Step 2. Select "Options"

Step 3. Click on the "Security" tab

Step 4. Open the password manager
Click on Saved Logins…

Step 5. Select the password to remove
You can use the search bar at the top of the window to find a specific password.

Step 6. Remove a single password
Click on the password you want to remove, then click Remove at the bottom of the window.

Step 7. Remove all passwords
To delete all saved passwords, click Delete All. You will be asked to confirm that you want to continue. Click Yes.
Method 4 of 5: Chrome Mobile

Step #1. Tap on the menu button
This can be found in the top right corner of the window.

Step 2. Tap on "Settings"
You may have to scroll to find it.

Step 3. Tap on "Passwords"
This will open a list of all your saved passwords.

Step 4. Tap on the password you want to remove
Unlike the desktop browser, you can't search for specific passwords now. Scroll through the list until you find the password you want to remove, then tap it.

Step 5. Remove the password
After selecting the password, tap the "Remove" button. This will remove the password.
If you sync Chrome between multiple devices, the saved password will be deleted on all those devices

Step 6. Remove all passwords
Return to the Settings menu and tap "Privacy" in the "Advanced" section.
- Tap "Clear browsing history" at the bottom of the screen.
- Select the "Clear Saved Passwords" option.
- Tap "Delete" and then confirm.
Method 5 of 5: Safari iOS

Step #1. Open the Preferences app
You can find it on the Home screen of your device.

Step 2. Find the "Safari" option
You will usually find these at the bottom of the fourth group of options.

Step 3. Tap on "Passwords & Fill in"
Allows you to change password preferences.

Step 4. Tap on "Saved Passwords"
This will open a list of all your saved passwords.

Step 5. Tap the "Edit" button
This can be found in the top right corner of the screen.

Step 6. Select the passwords you want to remove
Once you have clicked the "Edit" button, you can select all the passwords you want to delete. Once you're done selecting, tap the "Delete" button in the top left corner of the screen.

Step 7. Delete all saved passwords
Return to Safari's Preferences menu. Scroll down and tap "Clear cookies and data". You will be asked to confirm that you want to delete all data.