Internet Explorer:

  1. Clicking on your  Start menu, type  Internet Options into the search box and hit return
  2. Click on the Content tab.
  3. Under AutoComplete, and then click Settings.
  4. Click on delete the AutoComplete History to delete all the saved user ids.
  5. Click OK , and then click OK again.


Google Chrome

  1. Open Chrome and press Ctrl + Shift + Delete on your keyboard
  2. Select the beginning of time from the menu at the top and tick the Passwords box
  3. Click on Clear browsing data


Mozilla Firefox

  1. Click on the menu button in the top right of the browser and then Options
  2. Click on the Security heading on the left
  3. Click on Saved Logins
  4. Click on Remove All


Microsoft Edge

  1. Open the browser and press Ctrl + Shift + Delete on your keyboard 
  2. Tick the Passwords box and then click on Clear


Safari

  1. Click on the Safari menu and select Preferences
  2. Go to the Autofill tab and click on Edit under Usernames and Passwords
  3. Click on Remove All