Most essential drivers (graphics, sound, chipset) are delivered automatically through Windows Update. Go to Settings > Update & Security > Windows Update Device Manager: To update a specific piece of hardware, right-click the button, select Device Manager , right-click your device, and choose Update driver Manufacturer Websites:
If you have already purchased a license and lost your key, do not download a "free" replacement. Instead, use these official methods: PC HelpSoft Driver Updater license key - Microsoft Q&A pc helpsoft license key free