To use the paid features of CCleaner Professional, such as the full version of Health Check, you must have it registered with a valid, active license key.

Need to find your product license key? Please enter the email address you used when you bought your software. We'll then email you the license key.

Pc Cleaner Key - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. This document contains a list of 16-digit numbers separated into lines.

If you cannot find your license key or confirmation email, contact the PC cleaner's customer support through their website. Provide them with details such as the email address you used at the time of …

If you require technical support, have a question about a product, lost your license key or need a receipt/invoice for your purchase please select suitable section and provide us detailed info about …

Dec 8, 2025 · Have you lost your CCleaner Pro product key? Then, no need to worry. You can easily find your CCleaner product key on Windows 11 using the 2 super easy methods.

Powerful tools to de-clutter and clean your PC to free up valuable disk space. Isolates and repairs the causes of crashes, freezes and error messages to keep your PC running smoother. Automatic …

You PC Cleaner Activation code can be found on your purchase confirmation page and in your purchase confirmation email. Copy the confirmation code by highlighting the entire code, right clicking, and …

Activation failure in PC Cleaner Pro often occurs due to lost or invalid license keys. To resolve, locate your original purchase email or account where the key was registered.