i do not have the vocabulary to even ask the Q, but when I open google chrome or internet explorer on my Lenovo laptop, a tab opens automatically with all of this promotional commercial garbage such as games on it. How do I stop this from happening?
That page has probably been set as your web browser's "home page".
To change your home page to something else:Internet Explorer
Click the "cog wheel" at top right under the window control buttons.
Choose "Internet Options.
Under "Home Page" delete existing URL and enter a different one of your choice.Chrome
Click the "three bars" icon at top-right.
Click "Settings".
Under "On start-up" click "Set pages".
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