The software typically operates on a "freemium" model. You can download it and run a full diagnostic scan for free. This scan shows you a list of every driver that is out of date, which can be alarming to see. However, to actually download and install those updates automatically, the program requires a valid license key.
Check the official app for limited-time "PRO" trials that might allow you to update your most critical drivers before committing to a full purchase. How to Use Your License Key license key of pc helpsoft driver updater
A legitimate license key gives you access to the PC HelpSoft database, which is updated daily. Pirated versions often lose connection to these servers, making them useless. How to Get a Legitimate License Key The software typically operates on a "freemium" model
Here are common red flags when you find a supposed "license key of PC HelpSoft Driver Updater" online: However, to actually download and install those updates
Click the icon in the top right corner of the window. Select Register from the menu.