This still works in 2020 the http://bios-pw.org/ fix I was literally about to give up after pulling out both no removable battery’s shorting pins was about to try software maybe if I didn’t give up at first I entered all the results one after the other and on a completely different brand that didn’t match mine I got it acer aspire es1-512 thank god don’t drink and make bios passwords on your cheap laptop you use as a key I promise it’s a bad idea