It doesn't sound like a laptop issue but some OS or software one. Try a new user account and if that works, move to the new account. If that fails, backup your stuff again and factory reset.
Anyone good at laptop troubleshoot??..I can't open google chrome or google. I deleted google chrome and tried to reinstall it from Internet explorer but it is not letting me to open the web. Says webpage could not be found. My internet connection is good. But in laptop it is not letting me to access to the pages other than home page of Internet explorer.