Mozilla Firefox History Deletion

How to clear the browser history in Mozilla Firefox

1. Open Firefox and press the hamburger menu on the top right corner
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2. Find and select the 'History' tab
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3. Press on 'Clear recent history...' and this should bring up a pop-up
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4. From this pop-up, you can select a different amount of time as needed
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5. Once the desired time is selected, press the 'Ok' button to clear the history from the selected amount of time
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6. Close out of all running instances of Firefox and reopen, now the browsing history should be all gone during that set time.