Forum Discussion
BeckettVaughn
Jul 21, 2025Iron Contributor
Windows Media Player Not Playing MP4 Video Copied from My Phone
I copied a few MP4 videos from my Samsung Galaxy phone but Windows Media Player is not opening the MP4 files. In the past, there is no problem for playing MP4 videos in my Windows PC. The error says...
Saomrui
Jul 21, 2025Iron Contributor
If Windows media player not playing MP4. You can install the HEVC Video Extensions from the Microsoft Store or switching to a different media player like VLLC generally poses minimal risks if sourced from official or reputable sources.
Best Practices to Minimize Risks
- Download from official sources: Use the Microsoft Store for HEVC extensions.
- Keep your system updated: Regular updates ensure security patches.
- Use reputable software: VLLC Media Player is open source and widely trusted.
- Avoid unknown third-party codecs: They often come bundled with malware or adware.
Installing the official HEVC extension from Microsoft is safe and recommended for playing HEVC-encoded MP4 videos when Windows media player not playing MP4. Just ensure you download it from the Microsoft Store. Using VLLC Media Player is a safe alternative with built-in codec support, reducing the need for additional installations.