If you find ProgDVB useful, consider purchasing a license to support the developers. If the cost is a concern, you might explore free alternatives like:
ProgDVB has long been a popular application for watching digital TV and listening to radio on Windows. Its Pro edition adds advanced features such as picture-in-picture, recording, EPG import, and HDTV support. Like many paid desktop applications, ProgDVB offers a trial period to let users evaluate the full feature set before purchasing. The concept of a “trial reset” — extending or restarting a trial period without purchasing a license — raises technical, ethical, and legal questions that warrant examination. ProgDVB 6.44 Pro trial reset
If this method doesn't work, you may also need to clean related entries from the Windows Registry. However, this is more advanced and can be risky. It is recommended to use a Registry cleaner tool to scan for entries related to "ProgDVB" after uninstalling the software, which can help remove any residual trial data. If you find ProgDVB useful, consider purchasing a