Only if your license is for multiple devices (e.g., 3 PCs, 5 PCs). Single-device keys won’t work on more than one computer. Activating on a second PC will deactivate the first.
If you have been using the free trial version of Quick Heal Total Security and now want to enter a purchased product key, here’s what to do: how to enter product key in quick heal total security
To ensure a smooth activation, keep this checklist handy: Only if your license is for multiple devices (e
Tip: Use CAPITAL LETTERS and ensure you don't confuse the number '0' with the letter 'O' . how to enter product key in quick heal total security